function openWindow(file, width, height){
	NewWindow=window.open(file,'newWin','width='+width+',height='+height+',left=0,top=0,toolbar=No,location=No,scrollbars=No,status=No,resizable=No,fullscreen=No');  
	NewWindow.focus();     
	screen_height = window.screen.availHeight; 
	screen_width = window.screen.availWidth; 
	left_point = parseInt(screen_width/2)-(width/2); 
	top_point = parseInt(screen_height/2)-(height/2); 
	setTimeout('NewWindow.moveTo(left_point,top_point)',100); void(0);
}