/*function isIE(){

	if (navigator.appName == 'Microsoft Internet Explorer'){
		return true;
	}else{
		return false;
	}
}*/


function popup(mylink, windowWidth,windowHeight)
{
	if (! window.focus)return true;
		var href;
		if (typeof(mylink) == 'string')
   			href=mylink;
		else
   			href=mylink.href;

	var style="left="+(window.screen.width-windowWidth)/2+",top="+(window.screen.height-windowHeight)/2+",width="+windowWidth+",height="+windowHeight+",scrollbars=no, toolbar=no, menubar=no, scrollbars=no, resizable=no,location=no, status=no";


oWindow = window.open(href,'_blank',style);


return false;
}