function openSupport(url){
	var width = window.screen.width;
	var height = window.screen.height-40;
	var myWidth = 640;
	var myX =0;
	if(width > myWidth){
		myX = (width - myWidth)/2;
	}
	var myWin = window.open("","","width="+myWidth+", height="+height+", screenX="+myX+", screenY=0, scrollbars=yes, resizable=yes");
	myWin.moveTo(myX,0);
	myWin.location.href=url;
}