var win= null;
function NewWindow(mypage,myname,w,h)
{
	var doScroll = '1';
	var winl = (screen.width-w)/2;
	var wint = (screen.height-h)/2;
	var settings  ='height='+h+',';
	settings +='width='+w+',';
    	settings +='top='+wint+',';
	settings +='left='+winl+',';
	settings +='scrollbars='+doScroll+',';
    	settings +='resizable=0';
		//alert(settings)
	win=window.open(mypage,myname,settings);
	if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
}
function tipsWindow(mypage,myname,w,h)
{
	var doScroll = '0';
	var winl = (screen.width-w)/2;
	var wint = (screen.height-h)/2;
	var settings  ='height='+h+',';
	settings +='width='+w+',';
    	settings +='top='+wint+',';
	settings +='left='+winl+',';
	settings +='scrollbars='+doScroll+',';
    	settings +='resizable=0';
		//alert(settings)
	win=window.open(mypage,myname,settings);
	if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
}