// JavaScript Document
		function initProtoTab(){
			var stretchers = document.getElementsByClassName('stretcher'); //div that stretches
			var toggles = document.getElementsByClassName('display'); //h3s where I click on
			
			//accordion effect
			var myAccordion = new fx.Accordion(
				toggles, stretchers, {opacity: true, duration: 400}
			);
			
			//hash functions
			if (num) {
				if(document.getElementById('prev'))document.getElementById('prev').style.display='';
				myAccordion.showThisHideOpen(stretchers[num]);
			} else {
				if(document.getElementById('prev'))document.getElementById('prev').style.display='none';
				myAccordion.showThisHideOpen(stretchers[0]);
			}
			
			// get the max height
			var maxHeight = 0;
			for(jj=0; jj<stretchers.length; jj++) {
				if(stretchers[jj].scrollHeight>maxHeight) {
					maxHeight = stretchers[jj].scrollHeight;
				}
			}
			if(document.getElementById("lc").style.height<maxHeight){
				//document.getElementById("lc").style.height=maxHeight+"px";
			}
			
			//clear status
			for(kk=0; kk<toggles.length; kk++) {
				toggles[kk].onmouseover = function() { window.status=''; return true; }
			}
			
		}
		
		function prev(){
			if(num-1>-1){
				num=num-1;
				var stretchers = document.getElementsByClassName('stretcher'); //div that stretches
				var toggles = document.getElementsByClassName('display'); //h3s where I click on
				
				//accordion effect
				var myAccordion = new fx.Accordion(
					toggles, stretchers, {opacity: true, duration: 400}
				);
				
				if(num==0){
					document.getElementById('prev').style.display='none';
				}else{
					document.getElementById('prev').style.display='';
				}
				document.getElementById('next').style.display='';
				
				myAccordion.showThisHideOpen(stretchers[num]);
			}
		}
		
		function next(){
				var stretchers = document.getElementsByClassName('stretcher'); //div that stretches
				var toggles = document.getElementsByClassName('display'); //h3s where I click on
			if(num+1<stretchers.length){
				document.getElementById('next').style.display='';
				num=num+1;
				//accordion effect
				var myAccordion = new fx.Accordion(
					toggles, stretchers, {opacity: true, duration: 400}
				);
				
				if(num+1==stretchers.length){
					document.getElementById('next').style.display='none';
				}else{
					document.getElementById('next').style.display='';
				}
				document.getElementById('prev').style.display='';
				
				myAccordion.showThisHideOpen(stretchers[num]);
			}
		}