function isIE()
{
	return (navigator.appName.toLowerCase().indexOf('microsoft') != -1);
}

function openPopup(url)
{
	nw=window.open(url,'','toolbar=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=yes, height=600, width=800');
	nw.opener=self;
}

function openNewWindow(url)
{
	nw=window.open(url, '_blank');
	nw.opener=self;
}

function gotourl(url)
{
try {
	window.location.href = url;
} catch(error) {}
}

function raiseTab(tabVarPrefix,tabBodyVarPrefix,n,raise)
{
	for(t=0;t<n;t++)
	{
		document.getElementById(tabVarPrefix+t).className='tab_lowered';
		document.getElementById(tabBodyVarPrefix+t).className='tabbody_hidden';
	}
	document.getElementById(tabVarPrefix+raise).className='tab_raised';
	document.getElementById(tabBodyVarPrefix+raise).className='tabbody_showing';
}