//Çл»
	    	function tab(tabId, tabC){
			    var len =document.getElementById('link').getElementsByTagName('li').length;
				
			    for(i=1; i <= len; i++){
			        if ("title"+i==tabId){
			            document.getElementById(tabId).className="tab_on";
			        }else{
			            document.getElementById("title"+i).className="";
			        }
			
			        if ("content"+i==tabC){
			            document.getElementById(tabC).style.display="block";
			        }else{
			            document.getElementById("content"+i).style.display="none";
						
			        }
			    }
			}
	    	function tab2(tabId, tabC){
			    var len =document.getElementById('news').getElementsByTagName('li').length;
				
			    for(i=1; i <= len; i++){
			        if ("tit"+i==tabId){
			            document.getElementById(tabId).className="ta_on";
			        }else{
			            document.getElementById("tit"+i).className="";
			        }
			
			        if ("con"+i==tabC){
			            document.getElementById(tabC).style.display="block";
			        }else{
			            document.getElementById("con"+i).style.display="none";
						
			        }
			    }
			}
			function tab3(tabId, tabC){
			    var len =document.getElementById('company').getElementsByTagName('li').length;
				
			    for(i=1; i <= len; i++){
			        if ("titl"+i==tabId){
			            document.getElementById(tabId).className="t_on";
			        }else{
			            document.getElementById("titl"+i).className="";
			        }
			
			        if ("cont"+i==tabC){
			            document.getElementById(tabC).style.display="block";
			        }else{
			            document.getElementById("cont"+i).style.display="none";
						
			        }
			    }
			}
//µÇ¼Çл»
function loginchange() {

    var v = document.getElementById("login").value;
    if (v == 2) {
        document.getElementById("btn").style.display="none";
		document.getElementById("btn2").style.display="block";
    }
    else {
        document.getElementById("btn").style.display="block";
		document.getElementById("btn2").style.display="none";
    }
}