function switchTag(tag,content,k,classty)
{
    var aclass,bclass,i,n
    if (classty=="box1") { 
	    aclass = "hover";
		bclass = "hover2";
		n = 4;
	 }
	if (classty=="box2") { 
	    aclass = "hover";
		bclass = "hover2";
		n = 7; 
   	 }
	if (classty=="box3") { 
	    aclass = "ddx1";
		bclass = "ddx2";
		n = 6; 
   	 }
	 if (classty=="box4") { 
	    aclass = "ddx1";
		bclass = "ddx2";
		n = 6; 
   	 }
	 if (classty=="box9") { 
	    aclass = "dx1";
		bclass = "dx2";
		n = 6; 
   	 }
	for(i=1; i <=n; i++)
	{
		if (i==k)
		{
			document.getElementById(tag+i).className=aclass;
			document.getElementById(content+i).className="box_show";
		}else{
			document.getElementById(tag+i).className=bclass;
			document.getElementById(content+i).className="box_none";
		}
	}
}

function switchTag(tag,content,k,n,stylea,styleb){	 
   for(i=1; i <=n; i++){
     if (i==k){
       document.getElementById(tag+i).className=stylea;
	   document.getElementById(content+i).className="Showbox";
	 }else{ 
	    document.getElementById(tag+i).className=styleb;
		document.getElementById(content+i).className="Hidebox";}}}