function handle(delta) {
	slider.setValueBy(-delta);
}

function wheel(event){
	var delta = 0;
	if (!event) /* For IE. */
		event = window.event;
	if (event.wheelDelta) { /* IE/Opera. */
		delta = event.wheelDelta/10;
		/** In Opera 9, delta differs in sign as compared to IE. */
		if (window.opera)
			delta = 1*delta;
	} else if (event.detail) { /** Mozilla case. */
		/** In Mozilla, sign of delta is different than in IE.
		* Also, delta is multiple of 3.
		*/
		delta = -event.detail*4;
	}

	/** If delta is nonzero, handle it.
	* Basically, delta is now positive if wheel was scrolled up,
	* and negative, if wheel was scrolled down.
	*/
	if (delta)
		handle(delta);

	/** Prevent default actions caused by mouse wheel.
	* That might be ugly, but we handle scrolls somehow
	* anyway, so don't bother here..
	*/
	if (event.preventDefault)
		event.preventDefault();
	
	event.returnValue = false;
}



// popup window for video player
// james[at]cookiecrook[dot]com)
var sUserAgent = navigator.userAgent.toLowerCase();
var isIE = document.all?true:false;
var isNS4 = document.layers?true:false;
var isOp = (sUserAgent.indexOf('opera')!=-1)?true:false;

var isMoz = (sUserAgent.indexOf('mozilla/5')!=-1 && sUserAgent.indexOf('opera')==-1 && sUserAgent.indexOf('msie')==-1)?true:false;

function pop(oAnchor,sWindow,sProps){
	var sUrl = '';
	if(oAnchor.getAttribute) sUrl = oAnchor.getAttribute('href');
	if(sUrl=='' && isIE) sUrl = window.event.srcElement.getAttribute('href');
	if(sUrl=='') sUrl = oAnchor.href;
	var sWindowName = sWindow?sWindow:'_blank';
	if(!sProps) sProps = 'width=350,height=275,scrollbars=no,resizable,toolbar=no,status=no,menubar=no,location=no';
	if(sUrl) var oPopup = window.open(sUrl,sWindowName,sProps);
	// An Opera bug returns too early if you focus the window, so we don't focus it in that browser.
	// Only a noticable defect (in that browser) if a window is already open and hidden behind another window.
	if(oPopup && !isOp) oPopup.focus();
	// If popup was created successfully, cancel link in calling window.
	// Acts as regular link in browser that has popup blocking enabled.
	return (oPopup)?false:true;
}



	
	function NoEnter2(){
    		if(event.keyCode==13){
        		event.keyCode = null;
        		return;
    		}	
    	}
    	
    	
	function NoEnter3(e){
		if(e.which) {
			return (e.which != 13)
		} else {
			return (window.event.keyCode != 13);
		}
	}