function openWin(id, w, h) {
	var screenH, screenW
	screenH = screen.height
	screenW = screen.width
	
	var leftPos, topPos
	leftPos	= parseInt((screenW-w)/2)
	topPos = parseInt((screenH-h)/2)
	
	window.open(id,'','status=yes,scrollbars=yes,resizable=yes,width='+w+',height='+h+', left='+leftPos+', top='+topPos+'');
}


function openWinModal(id, w, h) {
	window.showModalDialog(id, window, "dialogHeight: "+h+"px; dialogWidth: "+w+"px; edge: Raised; center: Yes; help: No; resizable: No; status: Yes;");
}

function disableForm(objForm) {
	objElems = objForm.elements;
	for (i=0; i<objElems.length; i++) {
		objElems[i].disabled = true;
		objElems[i].readonly = true;
	}
}

function checkValues(ddl) {
	f = document.frmImportList;
	for (i=0; i<f.length; i++) {
		e = f.elements[i];
		
		if (e.type=='select-one' && e != ddl) {
			if((e.options[e.selectedIndex].value == ddl.options[ddl.selectedIndex].value) && e.selectedIndex != 0) {
			
				alert('This column has already been mapped');
				ddl.selectedIndex = 0;
			}
		
		}
	}
}