function WindowLaunch(theURL,winName,features, myWidth, myHeight, isCenter) 
{

	if(window.screen)if(isCenter)if(isCenter=="true") 

	{
			var myLeft = (screen.width-myWidth)/2;
			var myTop = (screen.height-myHeight)/2;
			features+=(features!='')?',':'';
			features+=',left='+myLeft+',top='+myTop;
	}

	window.open(theURL,winName,features+((features!='')?',':'')+'width='+myWidth+',height='+myHeight);

}