// JavaScript Document
!function(){
	var $ = function(el){return document.getElementById(el)};
	var activeStep = '1';
	
	var lis = $('helpMain').getElementsByTagName('li');
	for(var i=0,len=lis.length;i<len;i++){
		with({i:i}){
			lis[i].getElementsByTagName('a')[0].onclick = function(event){
				event = event || window.event;
				if(event.preventDefault) event.preventDefault();
				else  event.returnValue = false;
				var f = i+1;
				var s = activeStep.split('_')[0];
				if(f != s){
					lis[f-1].className = lis[f-1].className+'a';
					lis[s-1].className = lis[s-1].className.substring(0,2);
					var a = $('step:'+activeStep) || $('step:'+activeStep+'_1');
					if(a) a.style.display = 'none';
					var d = $('step:'+f);
					if(!d){
						d = $('step:'+f+'_1');
						f = f+'_1';
					}
					if(d) d.style.display = 'block';
					activeStep = f+'';
				}
			}
		}
	}
	var ids = ['step:1','step:2','step:3','step:4','step:5','step:6'];
	for(var j=0,l=ids.length-1;j<l;j++){
		with({j:j}){
			var a = $(ids[j]).getElementsByTagName('a')[0];
			if(a){
				a.onclick = function(event){
					event = event || window.event;
					if(event.preventDefault) event.preventDefault();
					else  event.returnValue = false;
					var s = ids[j+1].split(':')[1];
					var ss = s.split('_')[0];
					var as = activeStep.split('_')[0];
					lis[as-1].className = lis[as-1].className.substring(0,2);
					
					lis[ss-1].className = lis[ss-1].className+'a';
					
					$('step:'+activeStep).style.display = 'none';
					
					$(ids[j+1]).style.display = 'block';
					
					activeStep = s+'';
				}
			}
		}
	}
}()