// ====================================================================
// Module : common.js
// Description : Common JavaScript function
// Amendment History:
// 2001/03/07  Thomas Wong      Creation
// 2001/03/12  Simon Fung	Add printPage function
// ====================================================================
//
function isIE()
{
	IsIE = (navigator.appName.indexOf('Microsoft') != -1) ? true : false;
	if (IsIE)
	{
		return true;
	}
	else
	{
		return false;
	}
}

function ShowPopUp(theURL,winName,features)
{
	window.open(theURL,winName,features);
}

function ChangeImage(obj, img)
{
	obj.src=img;
}



function printPage()
{
	window.print();

}



function backPage()
{
	window.history.go(-1);

}



function goJSPPage(frm, jsppage, page)
{
	frm.action = jsppage;
	frm.page.value = page;
	frm.submit();

}


function goPage(frm, page) 
{
	frm.page.value = page;
	frm.submit();

}
function csize()
{
	wwidth = 0;
	if (isIE()) 
	{
		wwidth = document.body.clientWidth;
	}
	else
	{
		wwidth = screen.width;
	}
	return wwidth; 
}
function goTopPage(page)
{
	top.location=page;

}