var scrolling;
			var myrules = {
				'#leftb' : function(el){
					el.onmouseover = function(){
						//scrollSliderRight();
						scrolling_hover = setInterval("scrollSliderLeft()", 75);
					}
					el.onmouseup = function(){
						//clear interval
						clearInterval(scrolling);
						clearInterval(scrolling_hover);
					}
					el.onmouseout = function(){
						//clear interval
						clearInterval(scrolling);
						clearInterval(scrolling_hover);
					}
					el.onmousedown = function(){
						scrolling = setInterval("scrollSliderLeft()", 40);
					}
				},
				'#rightb' : function(el){
					el.onmouseover = function(){
						//scrollSliderRight();
						scrolling_hover = setInterval("scrollSliderRight()", 75);
					}
					el.onmouseup = function(){
						//clear interval
						clearInterval(scrolling);
						clearInterval(scrolling_hover);
					}
					el.onmouseout = function(){
						//clear interval
						clearInterval(scrolling);
						clearInterval(scrolling_hover);
					}
					el.onmousedown = function(){
						//scrollSliderRight();
						scrolling = setInterval("scrollSliderRight()", 40);
					}
				}
			};
			
			//window.onload=function(){
				Behaviour.register(myrules);
			//}
			
			function scrollSliderLeft(){
				document.getElementById('slider-contents').scrollLeft=document.getElementById('slider-contents').scrollLeft-10; 
			}
			function scrollSliderRight(){
				document.getElementById('slider-contents').scrollLeft=document.getElementById('slider-contents').scrollLeft+10; 
			}