function popupPage(url,width,height){
	if (width == null) { width = 550; }
	if (height == null) { height = 412; }
	window.open(url,'_blank','width='+width+',height='+height+',status=no,toolbar=no,menubar=no,directories=no,location=no,scrollbars=yes,resizable=no,alwaysRaised=no,screenX=20,screenY=5,titlebar=yes,z-lock=yes,left=' + (screen.width - width) / 2 + ',top=' + (screen.height - height) / 2);
} 


var textSize = function(alan,xy,boyut){
	alan=document.getElementById(alan);
	currentfont=alan.style.fontSize;
	currentfont=currentfont.replace('px','');
	if ((currentfont<18 && xy!=true) || (currentfont>=10 && xy==true)){
		alan.style.fontSize = parseInt((navigator.appName!='Microsoft Internet Explorer'?document.defaultView.getComputedStyle(alan, null):alan.currentStyle).fontSize)+(typeof xy=='undefined' || xy==null?(typeof boyut=='undefined'?2:boyut):(-(typeof boyut=='undefined'?2:boyut)))+'px';
	}
}