function showmenu(elmnt) 
	{
		if (document.getElementById(elmnt)!=null) 
			{

				if (document.getElementById(elmnt).style.display == "block")
				{
					hidemenu(elmnt);		
				}
				else
				{
					document.getElementById(elmnt).style.display="block";
				}
			}
	}


function showmenu_(elmnt) 
	{
		if (document.getElementById(elmnt)!=null) 
			{
				document.getElementById(elmnt).style.display="block";
			}
	}


function hidemenu(elmnt) 
	{
		if (document.getElementById(elmnt)!=null) 
			{
				document.getElementById(elmnt).style.display="none";
			}
	}


function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}


function isEMailAddr(elem) {
	var str = elem.value;
	var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/;
	if (!str.match(re)) {
		alert("Geçersiz email formatý.");
		elem.focus()
		return false;
	} else {
		return true;
	}
}


	function penc(URL, pencname, en, boy, scroolb)
	{
		var eni = en;
		var boyu = boy;
		var pencnamesi = pencname
		var scrool = scroolb;
		var pencX = 0//(screen.width-eni)/2;
		var pencY = 0//(screen.height-boyu)/2;
		var pos = "width="+eni+",height="+boyu+",left="+pencX+",top="+pencY+",scrollbars="+scrool;
		var pencWindow = window.open(URL,pencnamesi,pos); 
		pencWindow.focus();
	}