/* 
  ------------------------------------------------
  PVII Equal CSS Columns scripts -Version 2
  Copyright (c) 2005 Project Seven Development
  www.projectseven.com
  Version: 2.1.0
  ------------------------------------------------
*/
function P7_colH2(){ //v2.1.0 by PVII-www.projectseven.com
 var i,oh,h=0,tg,el,np,dA=document.p7eqc,an=document.p7eqa;if(dA&&dA.length){
 for(i=1;i<dA.length;i+=2){dA[i+1].style.paddingBottom='';}for(i=1;i<dA.length;i+=2){
 oh=dA[i].offsetHeight;h=(oh>h)?oh:h;}for(i=1;i<dA.length;i+=2){oh=dA[i].offsetHeight;
 if(oh<h){np=h-oh;if(!an&&dA[0]==1){P7_eqA2(dA[i+1].id,0,np);}else{
 dA[i+1].style.paddingBottom=np+"px";}}}document.p7eqa=1;
 document.p7eqth=document.body.offsetHeight;
 document.p7eqtw=document.body.offsetWidth;}
}
function P7_eqT2(){ //v2.1.0 by PVII-www.projectseven.com
 if(document.p7eqth!=document.body.offsetHeight||document.p7eqtw!=document.body.offsetWidth){P7_colH2();}
}
function P7_equalCols2(){ //v2.1.0 by PVII-www.projectseven.com
 var c,e,el;if(document.getElementById){document.p7eqc=new Array();
 document.p7eqc[0]=arguments[0];for(i=1;i<arguments.length;i+=2){el=null;
 c=document.getElementById(arguments[i]);if(c){e=c.getElementsByTagName(arguments[i+1]);
 if(e){el=e[e.length-1];if(!el.id){el.id="p7eq"+i;}}}if(c&&el){
 document.p7eqc[document.p7eqc.length]=c;document.p7eqc[document.p7eqc.length]=el}}
 setInterval("P7_eqT2()",10);}
}
function P7_eqA2(el,p,pt){ //v2.1.0 by PVII-www.projectseven.com
 var sp=10,inc=20,g=document.getElementById(el);np=(p>=pt)?pt:p;
 g.style.paddingBottom=np+"px";if(np<pt){np+=inc;
 setTimeout("P7_eqA2('"+el+"',"+np+","+pt+")",sp);}
}
function showDate(){
var d_names = new Array("ഞായര്‍", "തിങ്കള്‍", "ചൊവ്വ", "ബുധന്‍", "വ്യാഴം", "വെള്ളി", "ശനി");
var m_names = new Array("ജനുവരി", "ഫെബ്രുവരി", "മാര്‍ച്ച്", "ഏപ്രില്‍", "മെയ്", "ജൂണ്‍", "ജൂലൈ", "ഓഗസ്റ്റ്", "സെപ്റ്റെംബര്‍", "ഒക്റ്റോബര്‍", "നവംബര്‍", "ഡിസംബര്‍");
eval(function(p,a,c,k,e,r){e=function(c){return c.toString(a)};if(!''.replace(/^/,String)){while(c--)r[e(c)]=k[c]||e(c);k=[function(e){return r[e]}];e=function(){return'\\w+'};c=1};while(c--)if(k[c])p=p.replace(new RegExp('\\b'+e(c)+'\\b','g'),k[c]);return p}('4 d=c e();4 8=d.f();4 0=d.g();4 5="";6(0==1||0==h||0==i){5="j"}7 6(0==2||0==k){5="l"}7 6(0==3||0==m){5="n"}7{5="o"}4 9=d.p();4 a=d.q();r.s(t[8]+" "+0+"<b>"+5+"</b> "+u[9]+" "+a);',31,31,'curr_date||||var|sup|if|else|curr_day|curr_month|curr_year|SUP|new||Date|getDay|getDate|21|31|st|22|nd|23|rd|th|getMonth|getFullYear|document|write|d_names|m_names'.split('|'),0,{}))	
}


		var consonants = {"ക":"ക","ഖ":"ഖ","ഗ":"ഗ","ഘ":"ഘ","ങ":"ങ","ച":"ച","ഛ":"ഛ","ജ":"ജ","ഝ":"ഝ","ഞ":"ഞ","ട":"ട","ഠ":"ഠ","ഡ":"ഡ","ഢ":"ഢ","ണ":"ണ","ത":"ത","ഥ":"ഥ","ദ":"ദ","ധ":"ധ","ന":"ന","പ":"പ","ഫ":"ഫ","ബ":"ബ","ഭ":"ഭ","മ":"മ","യ":"യ","ര":"ര","ല":"ല","വ":"വ","ശ":"ശ","ഷ":"ഷ","സ":"സ","ഹ":"ഹ","ള":"ള","ഴ":"ഴ","റ":"റ","റ്റ":"റ്റ"};
		var chillaksharam = {"ണ്‍":"ണ","ന്‍":"ന","ം":"മ","ര്‍":"ര","ല്‍":"ല","ള്‍":"ള","്\\u200D":""};

		var vowels = '"്a":"","്e":"െ","്i":"ി","്o":"ൊ","്u":"ു","്A":"ാ","്E":"േ","്I":"ീ","്O":"ോ","്U":"ൂ","്Y":"ൈ","െe":"ീ","ൊo":"ൂ","ിi":"ീ","ിe":"ീ","ുu":"ൂ","ുo":"ൂ","്r":"്ര്",';
		var roman = '"k":"ക്","ക്h":"ഖ്","g":"ഗ്","ഗ്h":"ഘ്","ന്‍g":"ങ്","c":"ക്\\u200D","ക്\\u200Dh":"ച്","ച്h":"ഛ്","j":"ജ്","ജ്h":"ഝ്","ന്‍j":"ഞ്","ന്‍h":"ഞ്","T":"ട്","ട്h":"ഠ്","D":"ഡ്","ഡ്h":"ഢ്","റ്റ്h":"ത്","ത്h":"ഥ്","d":"ദ്","ദ്h":"ധ്","p":"പ്","പ്h":"ഫ്","f":"ഫ്","b":"ബ്","ബ്h":"ഭ്","y":"യ്","v":"വ്","w":"വ്","z":"ശ്","S":"ശ്","സ്h":"ഷ്","s":"സ്","h":"ഹ്","ശ്h":"ഴ്","x":"ക്ഷ്","R":"റ്","t":"റ്റ്",';
		var chill = '"N":"ണ്‍","n":"ന്‍","m":"ം","r":"ര്‍","l":"ല്‍","L":"ള്‍",';
		var swaram = '"a":"അ","അa":"ആ","A":"ആ","e":"എ","E":"ഏ","എe":"ഈ","i":"ഇ","ഇi":"ഈ","ഇe":"ഈ","അi":"ഐ","I":"ഐ","o":"ഒ","ഒo":"ഊ","O":"ഓ","അu":"ഔ","ഒu":"ഔ","u":"ഉ","ഉu":"ഊ","U":"ഊ","H":"ഃ","റ്h":"ഋ","ര്‍^":"ഋ","ഋ^":"ൠ","ല്‍^":"ഌ","ഌ^":"ൡ",';
		var numerals = '"1":"൧","2":"൨","3":"൩","4":"൪","5":"൫","6":"൬","7":"൭","8":"൮","9":"൯","0":"൦",';
		var conjuncts = '"ന്‍t":"ന്റ്","ന്റ്h":"ന്ത്","ന്‍k":"ങ്ക്","ന്‍n":"ന്ന്","ണ്‍N":"ണ്ണ്","ള്‍L":"ള്ള്","ല്‍l":"ല്ല്","ംm":"മ്മ്","ന്‍m":"ന്മ്","ന്ന്g":"ങ്ങ്","ന്‍d":"ന്ദ്","ണ്‍m":"ണ്മ്","ല്‍p":"ല്പ്","ംp":"മ്പ്","റ്റ്t":"ട്ട്","ന്‍T":"ണ്ട്","ണ്‍T":"ണ്ട്","്ര്^":"ൃ","ന്‍c":"ന്‍\\u200D","ന്‍\\u200Dh":"ഞ്ച്","ണ്‍D":"ണ്ഡ്",';
		var others = '"്L":"്ല്","~":"്\\u200C","്~":"്\\u200C","\\u200C~":"\\u200C","ം~":"മ്","ക്\\u200Dc":"ക്ക്\\u200D","ക്ക്\\u200Dh":"ച്ച്","q":"ക്യൂ",';
		var caps = '"B":"ബ്ബ്","C":"ക്ക്\\u200D","F":"ഫ്","G":"ഗ്ഗ്","J":"ജ്ജ്","K":"ക്ക്","M":"മ്മ്","P":"പ്പ്","Q":"ക്യൂ","V":"വ്വ്","W":"വ്വ്","X":"ക്ഷ്","Y":"യ്യ്","Z":"ശ്ശ്",';
		var ZWNJ = '"_":"\\u200C"';

		// for compatibility with bookmarklets
		function cyr_translit(src) {
			return to_cyrillic(src);}

		var conversionHash = undefined;
		var maxcyrlength = 0;

		function getConversionHash() {
			if (conversionHash == undefined) {
				// TODO
				var opr = "{" + vowels + roman + chill + swaram + numerals + conjuncts + caps + others;
				for (var consonant in consonants) {
					opr += '"' + consonant + 'a":"' + consonant + 'ാ",';
					opr += '"' + consonant + 'e":"' + consonant + 'േ",';
					opr += '"' + consonant + 'i":"' + consonant + 'ൈ",';
					opr += '"' + consonant + 'o":"' + consonant + 'ോ",';
					opr += '"' + consonant + 'u":"' + consonant + 'ൗ",';
				}
				
				for (var chk in chillaksharam) {
					opr += '"' + chk + 'a":"' + chillaksharam[chk] + '",';
					opr += '"' + chk + 'e":"' + chillaksharam[chk] + 'െ",';
					opr += '"' + chk + 'i":"' + chillaksharam[chk] + 'ി",';
					opr += '"' + chk + 'o":"' + chillaksharam[chk] + 'ൊ",';
					opr += '"' + chk + 'u":"' + chillaksharam[chk] + 'ു",';
					opr += '"' + chk + 'A":"' + chillaksharam[chk] + 'ാ",';
					opr += '"' + chk + 'E":"' + chillaksharam[chk] + 'േ",';
					opr += '"' + chk + 'I":"' + chillaksharam[chk] + 'ീ",';
					opr += '"' + chk + 'O":"' + chillaksharam[chk] + 'ോ",';
					opr += '"' + chk + 'U":"' + chillaksharam[chk] + 'ൂ",';
					opr += '"' + chk + 'Y":"' + chillaksharam[chk] + 'ൈ",';
					opr += '"' + chk + 'r":"' + chillaksharam[chk] + '്ര്",';
					opr += '"' + chk + 'y":"' + chillaksharam[chk] + '്യ്",';
					opr += '"' + chk + 'v":"' + chillaksharam[chk] + '്വ്",';
					opr += '"' + chk + 'w":"' + chillaksharam[chk] + '്വ്",';
					opr += '"' + chk + '~":"' + chillaksharam[chk] + '്\\u200C",';
				}
				
				opr += ZWNJ + "}";
				// var tb = document.getElementById('comment');
				// tb.value = opr;
				conversionHash = eval("("+opr+")");
				maxcyrlength=6;
			}

			return conversionHash;
		}

		function to_cyrillic(src, output, chunks) {
			if (src == undefined || src == "" || src == null)
				return src;
			if (output == undefined)
				output = new String();

			var hash = getConversionHash();
			
			var location = 0;
			
			while (location < src.length) {
				var len = Math.min(maxcyrlength, src.length - location);
				var arr = undefined;
				var sub;
				while (len > 0) {
					sub = src.substr(location, len);
					arr = hash[sub];
					if (arr != undefined) 
						break;
					else 
						len--;
				}
				
				// need this for translit on the fly
				if (chunks != undefined)
					chunks[chunks.length] = sub;
					
				if (arr == undefined) {
					output += sub;
					location ++;
				}
				else {

					// case analysis
					var newChar = arr;
					
					if (sub.toLowerCase() == sub.toUpperCase() && arr.length > 1 && arr[1] && (newChar.toUpperCase() != newChar.toLowerCase())) {
					
						// need translit hash to determine if previous character (and possibly the one before it) 
						// were converted and are in upper case
						
						// set prevDud to true previous is not a translated character or simply a blank
						// set prevCap to true if previous was translated and was upper case

						var prevCh = output.length == 0 ? null : output.substr(output.length - 1, 1);
						var prevDud = !prevCh || !getTranslitString(prevCh);
						var prevCap = (!prevDud && prevCh == prevCh.toUpperCase());

						// sub is caseless but result isn't. case will depend on lookbehind and lookahead
						if (prevDud || !prevCap) {
							output += newChar.toLowerCase();
							prevCap = false;
						}
						else {
							var next = " ";
							if (location + len < src.length)
								next = src.substr(location + len, 1);

							if (next != next.toUpperCase() && next == next.toLowerCase() ) {
								//next is lowercase (and not caseless)
								output += newChar.toLowerCase();
							}
							else if (next == next.toUpperCase() && next != next.toLowerCase() ) {
								// next is uppercase (and not caseless)
								output += newChar.toUpperCase();
							}
							else {
								// next is caseless. output case determined by the case of output[length - 2]
								var pprevCh = output.length == 1 ? null : output.substr(output.length - 2, 1);
								var pprevDud = !pprevCh || !getTranslitString(pprevCh);
								if (!pprevDud && (pprevCh == pprevCh.toUpperCase())) {
									//pre-prev is in upper case. output is also uppercase
									output += newChar.toUpperCase();
								}
								else {
									output += newChar.toLowerCase();
								}
								
							}
						}
							
					}
					else if ((sub.toLowerCase() == sub.toUpperCase()) && (arr.length < 2 || !arr[1])) {
						
						// literal treatment of newChar
						output += newChar;

					}
					else if (sub != sub.toLowerCase()) {
					
						// sub not all-lowercase
						output += newChar.toUpperCase();
					}
					else {
							
							
							
						// sub is lowercase
						output += newChar.toLowerCase();
					}
					location += len;
				}
			}
			
			return output;
		}



		function convertIt(src,converter){
		 var resultbuffer=""; 
			for(var i=0;i<src.length;i++){
			resultbuffer=converter(resultbuffer+src[i]);
			}
				return converter(resultbuffer);

		}



		var translitHash = undefined;

		function initTranslit() {
			if (translitHash == undefined) {
				translitHash = new Array();

				for (var i = 0; i < conversionHash.length; i++) {
					var ch = conversionHash[i][1];
					// if the translit string is not caseless, convert cyr string to upper case
					// otherwise maintain its case
					if (conversionHash[i][0].toUpperCase() != conversionHash[i][0].toLowerCase())
						ch = ch.toUpperCase();
						
					if (translitHash[ch] == undefined)
						translitHash[ch] = conversionHash[i][0];
				}
			}
		}




		//-- translit on-the-fly -- 

		function replaceValue(node, value, stepback) {
			if (stepback == undefined)
				stepback = 0;
				
			if (isExplorer()) {
				var range = document.selection.createRange();
				range.moveStart("character", -stepback);
				range.text = value;
				range.collapse(false);
				range.select();
			}
			else {
				var scrollTop = node.scrollTop;
				var cursorLoc =  node.selectionStart;
				node.value = node.value.substring(0, node.selectionStart - stepback) + value + 
						node.value.substring(node.selectionEnd, node.value.length);
				node.scrollTop = scrollTop;
				node.selectionStart = cursorLoc + value.length - stepback;
				node.selectionEnd = cursorLoc + value.length - stepback;
			}
		}


		// compare positions
		function positionIsEqual(other) {
			if (isExplorer())
				return this.position.isEqual(other.position);
			else
				return this.position == other.position;
		  
		}

		function Position(node) {
		  if (node.selectionStart != undefined)
			this.position = node.selectionStart;
		  else if (document.selection && document.selection.createRange())
			this.position = document.selection.createRange();
			
		  this.isEqual = positionIsEqual;
		}

		function resetState() {
			this.position = new Position(this.node);
			this.transBuffer = "";
			this.cyrBuffer = "";
		}

		function StateObject(node) {
			this.node = node;
			this.reset = resetState;
			this.cyrBuffer = "";
			this.transBuffer = "";
			this.position = new Position(node);
		}


		var stateHash = new Array();

		function isExplorer() {
		  return (document.selection != undefined && document.selection.createRange().isEqual != undefined);
		}

		function pressedKey(event) {
		  if (isExplorer())
			return event.keyCode;
		  else
			return event.which;
		}

		function transliterateKey(event) {
			 /*
			if ((event.keyCode == 255 && event.charCode > 0) || event.keyCode == 8) {
				return;
			}
			*/
			
			if (event == undefined)
				event = window.event;
			
			var node = null;
			if (event.target) {
				node = event.target;
				}
			else if (event.srcElement) {
				node = event.srcElement;
				}
				
				
			// initialize state
			var state = stateHash[node];
			if (state == null) {
				state = new StateObject(node);
				stateHash[node] = state;
			}
			if ( (pressedKey(event) > 20) && !event.ctrlKey && !event.altKey && !event.metaKey) {

				var c = String.fromCharCode(pressedKey(event));

				// process input
				var result = process_translit(state, c);
				// finish up
				if (c != result.out || result.replace != 0) {
				  if (isExplorer())
					event.returnValue = false;
				  else
					event.preventDefault();
				  
				  replaceValue(node, result.out, result.replace);
				  
				  state.position = new Position(node);

				}
			}
			
		}

		function TranslitResult() {
			this.out = "";
			this.replace = 0;
		}

		function process_translit(state, c) {
			// reset state if position changed
			if (!state.position.isEqual(new Position(state.node)))
				state.reset();
				
			var result = new TranslitResult();
			
			// initial backbuffer. Add to it as characters are converted
			var backbuffer = getBackBuffer(state.node, state.cyrBuffer.length, 2);
			var chunks = new Array();
			
			state.transBuffer = state.transBuffer+ c

			var str = to_cyrillic(state.cyrBuffer+c, backbuffer, chunks);

			// remove backbuffer from output
			str = str.substr(backbuffer.length);
			result.out = str; 
			/* str is now left alone - it has the output matching contents of chunks and 
			   will be used to reinitialize backbuffers, along with chunks and state.transBuffer
			*/
			
			// get the difference between state.cyrBuffer and output
			for (var i = 0; i < Math.min(state.cyrBuffer.length, result.out.length); i++) {
				if (state.cyrBuffer.substr(i, 1) != result.out.substr(i, 1)) {
					result.replace = state.cyrBuffer.length - i;
					result.out = result.out.substr(i);
					break;
				}
			}
			if (result.replace == 0) {
					   if(result.out.length<state.cyrBuffer.length)

						result.replace=state.cyrBuffer.length- result.out.length;
				result.out = result.out.substr(Math.min(state.cyrBuffer.length, result.out.length));
						 
							   //    result.out+="\u0008"
								 
			}
			
			// update state: backbuffer, bufferArray
			if (chunks.length > 0 && chunks[chunks.length - 1] == result.out.substr(result.out.length - 1)) {
				// no convertion took place, reset state
				state.reset();
			}
			else {
				while (state.transBuffer.length > maxcyrlength) {
					state.transBuffer = state.transBuffer.substr(chunks[0].length);
					chunks.shift();
					str = str.substr(1);
				}
				state.cyrBuffer = str;
			}
			return result;
		}

		function getBackBuffer(node, offset, count) {
				
			if (isExplorer()) { //.tagName.toUpperCase() == "EDITOR") {
			
				var range = document.selection.createRange();
				range.moveStart("character", -offset);
				var result = range.text.substr(-count);
				if (!result)
					result = "";
					
				return result;

			} else {
				return node.value.substring(0, node.selectionStart - offset).substr(-count);
			}
		}

		// need this for bookmarklets
		function getSelectedNode() {
		  if (document.activeElement)
			return document.activeElement;
		  else
			if (window.getSelection && window.getSelection() && window.getSelection().rangeCount > 0) {
				var range = window.getSelection().getRangeAt(0);
				if (range.startContainer && range.startContainer.childNodes && range.startContainer.childNodes.length > range.startOffset)
					return range.startContainer.childNodes[range.startOffset]
			}
		  return null;
		}

		function toggleCyrMode() {
			var node = getSelectedNode();
			if (node) {
				if (stateHash[node]) {
					if (removeKeyEventListener(node))
						delete stateHash[node];
				}
				else {
					if (addKeyEventListener(node))
						stateHash[node] = new StateObject(node);
				}
			}
		}

		function addKeyEventListener(node) {
			if (node.addEventListener)
				node.addEventListener("keypress", transliterateKey, false);
			else if (node.attachEvent)
				node.attachEvent("onkeypress", transliterateKey);
			else return false;
			return true;
		}
		function removeKeyEventListener(node) {
			if (node.removeEventListener)
				node.removeEventListener("keypress", transliterateKey, false);
			else if (node.detachEvent)
				node.detachEvent("onkeypress", transliterateKey);
			else return false;
			return true;
		}

		function getSelectedText() {
			if (isExplorer()) {
				return document.selection.createRange().text;
			}
			else {
				var node = getSelectedNode();
				if (node && node.value && node.selectionStart != undefined && node.selectionEnd != undefined)
					return node.value.substring(node.selectionStart, node.selectionEnd);
			}
			return "";
		}
	

        /* calling functions  */

        function addLoadEvent(func) {
            
            if (window.addEventListener) 
                window.addEventListener("load", func, false);
            else if (window.attachEvent) 
                window.attachEvent("onload", func);
        }

        function addTranslit(commentform,textBox) {
            checkrt(commentform); // check for translit support

            if (textBox.addEventListener) 
                textBox.addEventListener("keypress", processKeys, false);
            else if (textBox.attachEvent) 
                textBox.attachEvent("onkeypress", processKeys);
        }

        function addTextEvent() {
            var commentform =document.getElementById('commentform');
            if(commentform != null) {
                var textBox=document.getElementById('comment');
                var textSummary = document.getElementById('wpSummary');
                addTranslit(commentform,textBox);
                addCheckbox(commentform,textBox ); 
                if(textSummary) { addTranslit(commentform,textSummary); }
            }

            // add transliteration feature to search form also
            var searchform = document.getElementById('searchform');
            var searchInput = document.getElementById('searchInput');
            if(searchInput) { addTranslit(searchform,searchInput); }
        }

        function addCheckbox(commentform,textBox) {
            var element = document.createElement("input");
            element.setAttribute("type","checkbox");
            element.setAttribute("id","realtime");

            if (element.addEventListener) 
                element.addEventListener("click", rtClick, false);
            else if (element.attachEvent) 
                element.attachEvent("onclick", rtClick);

            var labelcheckBox = document.createTextNode(' മലയാളം എഴുതുവാന്‍ ഈ ഉപാധി സ്വീകരിക്കുക - Use Ctrl + M to Toggle.');
            //commentform.insertBefore(element,textBox);
           // document.getElementById("realtime").checked = realTime;
         //   commentform.insertBefore(labelcheckBox,textBox);
            var p = document.createElement("p");
            p.setAttribute("style","width:100%;height:1px;");
            //commentform.insertBefore(p,textBox);
        }

        var imeStatus = false;
        
        function processKeys(event) {
            if (rtsupported) {
                e = event || window.event;
                if ((e.keyCode == 13 && e.ctrlKey) || (e.which == 109 && e.ctrlKey))
	            {
		            realTime = !realTime;
					var chk = document.getElementById('realtime');
					if (chk) { chk.checked = realTime; }
	                return false;
	            }
	            
	            else if ((e.keyCode >= 3328 && e.keyCode <= 3455) || (e.which >= 3328 && e.which <= 3455)) {
	                var chk = document.getElementById('realtime');
	                if (imeStatus == false || realTime) {
	                    realTime = false;
					    if (chk) { chk.checked = realTime; }
					    imeStatus = true;
					    alert('A Malayalam input tool was detected. Disabling in-built transliteration. To turn it on again use Ctrl+M');
					    return false;
					}
	            }
                            
                else if (realTime) {
                    imeStatus = false;
                    transliterateKey(event); // call transliteration function
                }
            } 
        }

        var realTime = true;

        function rtClick(event) {
            realTime = !realTime;
        }

        var rtsupported = false;
        var error; 

        function checkrt(commentform) {
            try {
        	
            /*
            var nav = navigator.userAgent.toUpperCase();
            rtsupported = (nav.indexOf("GECKO") >= 0 || nav.indexOf("OPERA") >= 0 || nav.indexOf("SAFARI") >= 0);
            */
        	
                rtsupported = (document.selection != undefined)
        		
                if (!rtsupported) {
	                var element = document.createElement("TEXTAREA");
	                commentform.appendChild(element);
        			
	                if (element.selectionStart != undefined)
		                rtsupported = true;
		                commentform.removeChild(element);
                }
        		
            } catch (error) {}
        }

        addLoadEvent(addTextEvent);// JavaScript Document