var isIE = document.all || document.createEventObject;
function startNarrowSearch(orderVal) {
document.videoNarrowSearch.action += '&cat=' + document.videoNarrowSearch.cat.value;
document.videoNarrowSearch.action += '&orderby=' + orderVal; //document.videoNarrowSearch.orderby.value;
//document.videoNarrowSearch.action += '&pattern=' + document.videoNarrowSearch.pattern.value;
document.videoNarrowSearch.submit();
}
/*
function showTip(ev,tipnbr){
var oEvent = ev;
var LeftPosition = (screen.width) ? (screen.width-300)/2 : 0;
var TopPosition = (screen.height) ? (screen.height-100)/2 : 0;
var lHide = 1;
var lHide2 = 1;
if (isIE){oEvent = window.event;}
document.getElementById('tip_' + tipnbr).style.top = oEvent.clientY + 15 + (document.documentElement.scrollTop ?  document.documentElement.scrollTop : document.body.scrollTop);
document.getElementById('tip_' + tipnbr).style.left = -(300/4) + oEvent.clientX +(document.documentElement.scrollLeft ?  document.documentElement.scrollLeft : document.body.scrollLeft);
document.getElementById('tip_' + tipnbr).style["z-index"] = "5000";
document.getElementById('tip_' + tipnbr).style.visibility='visible';
}
function hideTip(tipnbr){
document.getElementById('tip_' + tipnbr).style.visibility = 'hidden';
}
*/
function idx(obj_id){ return document.getElementById(obj_id); }