function popUp(url,w,h) {
	var winl = (screen.width-w)/2;
	var wint = (screen.height-h)/2;
	childWin = window.open( url, "childwin", "statusbar=0,personalbar=0,locationbar=0,toolbar=0,scrollbars=0,resizable=1,menubar=0,width="+w+",height="+h+",left="+winl+",top="+wint+"");
	if(parseInt(navigator.appVersion) >= 4){
		childWin.window.focus();
	}
}

function popUpPrint(url,w,h) {
	var winl = (screen.width-w)/2;
	var wint = (screen.height-h)/2;
	childWin = window.open( url, "childwin", "statusbar=0,personalbar=0,locationbar=0,toolbar=0,scrollbars=1,resizable=1,menubar=0,width="+w+",height="+h+",left="+winl+",top="+wint+"");
	if(parseInt(navigator.appVersion) >= 4){
		childWin.window.focus();
	}
}