function win_pop(URL,w,h,win) {
	if(w=='' || w==null) {
		w = 600;
	}
	if(h=='' || h==null) { 
		h = 475;
	}
	if(win=='' || win==null) {
		win = 'WIN';
	}
	winname=window.open(URL,win,'width='+w+',height='+h+',left=210,top=210,resizable=yes,scrollbars=yes,status=yes');
	return winname;
}
function popHelp(q) {
	// context help pop-up window
	if(/\d+/.test(q)) {
		q = 'topic='+q;
	} else {
		q = '';
	}
	window.open('/help/index.php?'+q,'VivoHelp','width=350,height=350,left=250,top=250,resizable=no,scrollbars=no,status=no,toolbars=no');
	return false;
}
function selfClose() {
	window.opener=self; 
	self.close();
}
function openExtURL(url) {
	win_pop(url,824,600);
}
function openMediaViewer(url) {
	win_pop('/tools/mediaviewer.php?mv='+url,824,600);
}
function pwAdjust(a) {
	var w = '800';
	if(a) { 
		w = a;
	}
	document.getElementById('MAINBODY').style.width = w+'px';
	if(document.getElementById('pageContent')) {
		document.getElementById('pageContent').style.width = w+'px';
	} else if(document.getElementById('pageContentLeft')) {
		document.getElementById('pageContentLeft').style.width = (parseInt(w)-155).toString()+'px';
	}	
}