//Focus on first field
//---------------------------------------------------------------------------------------------------------------------
function putFocus(formInst, elementInst) 
{
	if (document.forms.length > 0) 
	{
		document.forms[formInst].elements[elementInst].focus();
	}
}
//Pop-up window
function pop_up(wch_window,wdth,heght,scrl)
{
	{
		var winl = (screen.width - wdth) / 2;
		var wint = (screen.height - heght) / 2;
		window.open(wch_window,"newWindow","toolbar=0,menubar=0,location=0,directories=0,statusbar=0,scrollbars="+scrl+",resizable=no,width="+wdth+",height="+heght+",left="+winl+",top="+wint);
	}
}