function showitem(num){
	for(var i=1;i<7;i++){		
		if(i == num){
			document.getElementById("item"+i).style.background="url(../Images/+.jpg)";
			document.getElementById("ulitem"+i).style.display="block";
			document.getElementById("item"+i).style.color="#FF3300";
			}
			else{
				for(var j=1;j<19;j++){
				var liitem = eval(document.getElementById("liitem"+j));
				if(!liitem) { continue; }
		        liitem.style.background="none";
		        liitem.style.color="#005aaa";
		}
				document.getElementById("item"+i).style.background="none";
				document.getElementById("ulitem"+i).style.display="none";
				document.getElementById("item"+i).style.color="#005aaa";
				}
		}
	}
function showliitem(num){
	for(var i=1;i<19;i++){
			var liitem = eval(document.getElementById("liitem"+i));
		    if(!liitem) { continue; }
		    if(i==num){
			    liitem.style.background="url(../Images/-.jpg)";
			    liitem.style.color="#FF3300";	
			    if(i<=3)document.getElementById("ulitem1").style.display="block";
			    if(i>3 && i<=11)document.getElementById("ulitem2").style.display="block";
			    if(i>11 && i<=13)document.getElementById("ulitem3").style.display="block";
			    if(i>13 && i<=15)document.getElementById("ulitem4").style.display="block";
			    if(i>16 && i<=17)document.getElementById("ulitem5").style.display="block";
			    if(i>17 && i<=18)document.getElementById("ulitem6").style.display="block";
			}	
			else{
				for(var j=1;j<7;j++){
		            document.getElementById("item"+j).style.background="none";
		        }
				    liitem.style.background="none";
				    liitem.style.color="#005aaa";								
			 }
		}
	}

function nav1click(){
document.getElementById("mybook_myworkbench_nav1").style.background="url(../Images/navclick.jpg)";
document.getElementById("mybook_myworkbench_nav2").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav3").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav4").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav5").style.background="url(../Images/nav3.jpg)";
document.getElementById("mybook_myworkbench_nav1").style.color="#FF3300";
document.getElementById("mybook_myworkbench_nav2").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav3").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav4").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav5").style.color="#005aaa";
	}
function nav2click(){
document.getElementById("mybook_myworkbench_nav1").style.background="url(../Images/nav1.jpg)";
document.getElementById("mybook_myworkbench_nav2").style.background="url(../Images/navclick.jpg)";
document.getElementById("mybook_myworkbench_nav3").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav4").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav5").style.background="url(../Images/nav3.jpg)";
document.getElementById("mybook_myworkbench_nav1").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav2").style.color="#FF3300";
document.getElementById("mybook_myworkbench_nav3").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav4").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav5").style.color="#005aaa";
	}
function nav3click(){
document.getElementById("mybook_myworkbench_nav1").style.background="url(../Images/nav1.jpg)";
document.getElementById("mybook_myworkbench_nav2").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav3").style.background="url(../Images/navclick.jpg)";
document.getElementById("mybook_myworkbench_nav4").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav5").style.background="url(../Images/nav3.jpg)";
document.getElementById("mybook_myworkbench_nav1").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav2").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav3").style.color="#FF3300";
document.getElementById("mybook_myworkbench_nav4").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav5").style.color="#005aaa";
	}
function nav4click(){
document.getElementById("mybook_myworkbench_nav1").style.background="url(../Images/nav1.jpg)";
document.getElementById("mybook_myworkbench_nav2").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav3").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav4").style.background="url(../Images/navclick.jpg)";
document.getElementById("mybook_myworkbench_nav5").style.background="url(../Images/nav3.jpg)";
document.getElementById("mybook_myworkbench_nav1").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav2").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav3").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav4").style.color="#FF3300";
document.getElementById("mybook_myworkbench_nav5").style.color="#005aaa";
	}
function nav5click(){
document.getElementById("mybook_myworkbench_nav1").style.background="url(../Images/nav1.jpg)";
document.getElementById("mybook_myworkbench_nav2").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav3").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav4").style.background="url(../Images/nav2.jpg)";
document.getElementById("mybook_myworkbench_nav5").style.background="url(../Images/navclick.jpg)";
document.getElementById("mybook_myworkbench_nav1").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav2").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav3").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav4").style.color="#005aaa";
document.getElementById("mybook_myworkbench_nav5").style.color="#FF3300";
	}
function judePage(){
	
	}