function getTargetElement(evt) {
    var elem = (evt.target) ? ((evt.target.nodeType == 3) ? evt.target.parentNode : evt.target) : evt.srcElement;
    return elem;
}

function tabEvent(evt) {
    evt = (evt) ? evt : ((window.event) ? window.event : "")
    var elem = getTargetElement(evt);
    var hvelem = (elem.tagName=='A') ? elem.parentNode : elem;
    var lielem =  (elem.tagName=='A') ? elem.parentNode.parentNode.getElementsByTagName('li') : elem.parentNode.getElementsByTagName('li');
    var actIndex = getIndex(lielem,hvelem);
    var actContainer = (elem.tagName=='A') ? elem.parentNode.parentNode.parentNode.id : elem.parentNode.parentNode.id;    	
	showContent(actContainer,actIndex);
}

function getIndex(arry,elem) {
	for (var i=0; i < arry.length; i++) {
		if (arry[i] == elem) {
		return i;
		}
	}
}

function upordown(container,act) {
var u;
if (document.all) {u=(document.getElementById(container).childNodes[0].tagName =="UL") ? true : false;}
else {u=(document.getElementById(container).childNodes[1].tagName =="UL") ? true : false;}
return u;
}

function bindEvent(container, e) {
var ele = document.getElementById(container).getElementsByTagName("li");
   for(var i=0; i<ele.length; i++){ 
   if (e=="click") { ele[i].onclick = tabEvent;}
   if (e=="mouseover") { ele[i].onmouseover = tabEvent;}  
   }
}


function showContent(container,act) {
	var up = upordown(container);
	var tp = getPosionByid(container);
	var contDiv = document.getElementById(container).getElementsByTagName('div');
	if (document.all) { 
	
		//if (tp=="r") {
			//contDiv[act].className="contentfloat";
		
		//}
		//else {
			//contDiv[act].className="content";	    
	    //}	
	    contDiv[act].className = (tp=="r") ? "contentfloat" : "content";
	    
	} 	
	else {
		if ((tp == "t")|| (tp=="r")||(tp=="l") ) {
			contDiv[act].className="contentfloat";		
		}
		
		else {
			contDiv[act].className="content";
		}
		//contDiv[act].className = ((tp == "t")|| (tp=="r")) ? "contentfloat" : "content";
	}	
	
	var tagula = document.getElementById(container).getElementsByTagName('a');
	for(var i=0; i<tagula.length; i++){
	    tagula[i].className="ula";
	}
	
	if (tp=="r") {
	
		var tagulli = document.getElementById(container).getElementsByTagName('li');
		for(var i=0; i<tagulli.length; i++){
	        tagulli[i].className="ulli";
	    }
		document.getElementById(container).getElementsByTagName('ul')[0].className="ulfloat";
	} 
	
	if ((tp=="b")||(tp=="t")) {
	
		var tagulli = document.getElementById(container).getElementsByTagName('li');
		for(var i=0; i<tagulli.length; i++){
	        tagulli[i].className="ullifloat";
	    }
	    
	    document.getElementById(container).getElementsByTagName('ul')[0].className="ulnofloat";
		
	}
	
	if (tp =="l") {
		
		var tagulli = document.getElementById(container).getElementsByTagName('li');
		for(var i=0; i<tagulli.length; i++){
		        tagulli[i].className="ulli";
		}
		if (ie6()) {document.getElementById(container).getElementsByTagName('ul')[0].className="ulfloatie6";}
		else document.getElementById(container).getElementsByTagName('ul')[0].className="ulfloat";
		
	}
	
	contDiv[act].style.display = "block";
	
	for(var i=0; i<contDiv.length; i++){
	
		if (i != act) {
		contDiv[i].style.display = "none";
		}
		
	}
	
	var actli = document.getElementById(container).getElementsByTagName('li');
	/*
		if (tp == "t") {
			actli[act].getElementsByTagName('a')[0].style.top ="1px";
			actli[act].style.borderTop = "#00cc99 1px solid";		
		}
		else if (tp == "b") {
			actli[act].getElementsByTagName('a')[0].style.top ="-1px";
			actli[act].style.borderBottom = "#00cc99 1px solid";
	    }
	    else if (tp == "r") {
			actli[act].getElementsByTagName('a')[0].style.left ="-1px";
	        actli[act].style.borderRight = "#00cc99 1px solid";
	    }
	    else if (tp == "l") {			
			actli[act].getElementsByTagName('a')[0].style.left ="1px";
			actli[act].style.borderLeft = "#00cc99 1px solid";	    
	    }
	  */  	
	actli[act].getElementsByTagName('a')[0].style.backgroundImage ="url('images/nav-kupatarihi-on.gif')";	
	actli[act].getElementsByTagName('a')[0].style.color ="#fff";
	actli[act].getElementsByTagName('span')[0].style.color ="#fff";
	
	for(var i=0; i<actli.length; i++){
		if (i != act) {
			actli[i].getElementsByTagName('a')[0].style.top ="0px";	
			actli[i].getElementsByTagName('a')[0].style.left ="0px";
			actli[i].getElementsByTagName('a')[0].style.backgroundImage ="url('images/nav-kupatarihi-off.gif')";
			actli[i].getElementsByTagName('a')[0].style.color ="#4a4a4a";
			actli[i].getElementsByTagName('span')[0].style.color ="#a23737";
			/*
			if (tp == "t") {				
				actli[i].style.borderTop = "#00cc99 1px solid";
			}
			else if (tp == "b") {						
				actli[i].style.borderBottom = "#00cc99 1px solid";
			}
			else if (tp == "r") {				
	            actli[i].style.borderRight = "#00cc99 1px solid";
	        }
	        else if (tp == "l") {				
				actli[i].style.borderLeft = "#00cc99 1px solid";		        
	        }
			*/
		}
	}	
}

function getPosionByid(id) {
	var re = new RegExp("\\w(?=.\\b"+id+"\\b)", "");
	var po = tabposition.match(re);
	return po;
}

var tabposition="";
function Bindtabs(id,ac,ee, p) {
//   \w(?=.\btabco2\b)	
	tabposition += " "+p +" " +id;
	showContent(id,ac,p);
	bindEvent(id,ee);
}

function ie6() {
var appVer = navigator.appVersion.toLowerCase();
var iePos = appVer.indexOf('msie');
if (iePos !=-1) {
is_minor = parseFloat(appVer.substring(iePos+5,appVer.indexOf(';',iePos)))
is_major = parseInt(is_minor);
}

var is_ie = ((iePos!=-1));
var is_ie6 = (is_ie && is_major == 6);
return is_ie6;
}

function start() {	
    //Bindtabs("tabco1",3,"mouseover","t");
    //Bindtabs("tabco2",2,"click","b");	
	Bindtabs("tabco3",0,"click","l");	
	//Bindtabs("tabco4",1,"click","r");
	//	
}

window.onload = function(){
start();
}


function socialbkmk() {
//var u = location.href;
//var t = document.title;
//location.href = 'http://www.pagecolumn.com/social_bookmark2.htm?pgcoluu='+u+'&pgcoltt='+t;
}