function dg(obj){
	return document.getElementById(obj);	
}
function dgv(obj){
	var object=dg(obj);
	var value=object.value;
	return value;
}
function dgco(obj,status){
	document.getElementById(obj).style.display=status;
}
function dgi(obj,v){
	document.getElementById(obj).innerHTML=v;
}
function dgChecked(obj){
	return document.getElementById(obj).checked;
}
function sdgv(obj,v){
	document.getElementById(obj).value=v;
}
function dgDis(obj,dis){
	document.getElementById(obj).disabled=dis;
}
function dgRO(obj,dis){
	document.getElementById(obj).readOnly=dis;
}
function getCheckedValue(radioObj) {
	if(!radioObj)
	return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
	if(radioObj.checked)
	return radioObj.value;
	else
	return "";
	for(var i = 0; i < radioLength; i++) {
	if(radioObj[i].checked) {
	return radioObj[i].value;
	}
	}
	return "";
}
/*combobox ekleme silme seçme */
function addOpt(combo,value,text){
	var c=document.getElementById(combo);
	c.options[c.options.length] = new Option(text,value);
}
function rmOpt(c,i){
	c.options[i] =null;
}
function selectAllOpt(obj){
	c=document.getElementById(obj);
	for(var i=0;i<c.options.length;i++){
		c.options[i].selected=true;
	}
	return true;
}
function valToRm(id,value){
	/*
	t=value=çıkartılmak istenen değer
	id=cıkartılacak degerin bulunduğu selectin idsi
	*/	
	var t=value;
	var c=document.getElementById(id);
	for(var i=0;i<c.options.length;i++){
		val=c.options[i].value;
		if(val==t)rmOpt(c,i)
	}
}

/*combobox ekleme silme seçme son*/

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   //alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		  // alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		   // alert("Invalid E-mail ID")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    //alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    //alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    //alert("Invalid E-mail ID")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    //alert("Invalid E-mail ID")
		    return false
		 }

 		 return true					
	}

function validateEmail(x){
	var emailID=x
	
	if ((emailID.value==null)||(emailID.value=="")){
		//alert("Please Enter your Email ID")
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		return false
	}
	return true
 }
function popupWindow(mypage, myname, w, h, scroll) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'
	win = window.open(mypage, myname, winprops)
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}
function sendToFriend(type,id){
		var mypage='index2.php?f='+type+'&id='+id;
		var myname='Bu_linki_arkadasina_oner';
		var w=400;
		var h=340;
		var scroll='no';
		popupWindow(mypage, myname, w, h, scroll);		
	
}



var responseText = null;
function xmlHttpRequest(){var nesne=null;try{nesne=new ActiveXObject("Msxml2.XMLHTTP");}catch(e){try{nesne=new ActiveXObject("Microsoft.XMLHTTP");} catch(oc){nesne=null;}} if(!nesne && typeof XMLHttpRequest != "undefined"){nesne=new XMLHttpRequest();}return nesne;}
function ajax(method,url,params,callBackFunction){
		var xmlHttp = new xmlHttpRequest();
		if(method == "GET"){
			xmlHttp.open("GET",url+"?"+params,true);
			parameters = null;
		}
		else{
			xmlHttp.open("POST",url,true);
			parameters = params;
			xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=iso-8859-9");
		}
		  xmlHttp.onreadystatechange=function(){
			   if(xmlHttp.readyState==4) {
			   		responseText = xmlHttp.responseText;
			   		eval(callBackFunction + "()");		
			   } 
		  }
		xmlHttp.send(parameters);
}