function OpenNew(sWinName,intWidth,intHeight,sUrl) 
{ 
	var winWidth=intWidth;  
	var winHeight=intHeight; 
	var theWin=sWinName; 
	var intTop = ((screen.Height-winHeight)/2); 
	var intLeft = ((screen.Width-winWidth)/2);	
	if(sUrl!=null)	
	{	
		theWin=window.open(sUrl,theWin,'scrollbars=1,top='+intTop+',left='+intLeft+',width='+winWidth+',height='+winHeight ); 
		theWin.focus();  
	}	
}