function xiala(x, y) {
    gb(x);
    //$(".ann2").addClass("ann1");
 
    if (document.getElementById(x).style.display != "block") {
        document.getElementById(x).style.display = 'block';
       // document.getElementById(y).className = 'ann2';

    }
    else {
        document.getElementById(x).style.display = 'none';
        document.getElementById(y).className = 'ann1';
    }

}
 		function gb(x) {
 		    for (i = 1; i < 7; i++) {
 		        if (document.getElementById("nav" + i)) {
 		            if (document.getElementById("nav" + i).style.display != "none" && "nav" + i != x) {

 		                document.getElementById("nav" + i).style.display = 'none';
 		                //document.getElementById("class" + i).className = 'ann1';
 		            }
 		        }
 		    }
 		}


 function erjixiala(a0, a, b) {
     erjigb(a0, a, b);


     if (document.getElementById(a0 + a + "_u" + b).style.display != "block") {
         document.getElementById(a0 + a + "_u" + b).style.display = "block";
         document.getElementById(a0 + a + "_erji" + b).className = "erji2";

     }
     else {
         document.getElementById(a0 + a + "_u" + b).style.display = "none";
         document.getElementById(a0 + a + "_erji" + b).className = "erji1";
     }
     //alert(document.getElementById(a0+a).style.display);
 }


 		function erjigb(a0, a, b) {
 		    for (i = 1; i < 9; i++) {
 		        if (document.getElementById(a0 + a + "_u" + i)) {
 		            if (document.getElementById(a0 + a + "_u" + i).style.display != "none" && i != b) {
 		                document.getElementById(a0 + a + "_u" + i).style.display = 'none';
 		                document.getElementById(a0 + a + "_erji" + i).className = 'erji1';
 		            }
 		        }
 		    }


 		}


 		function GetCurrentNavi(id, pid) {
 		    
 		    if (document.getElementById("son-" + pid).style.display != "block" && pid != "") {
 		        document.getElementById("son-" + pid).style.display = 'block';
 		        GetCurrentPNavi(pid)
 		    }

 		    if (id != "") {
 		        document.getElementById(id).className = 'hover';
 		    }
 		}

        //¶¨Î»
 		function GetCurrentPNavi(pid) {
 		    if (pid != "" && document.getElementById(pid)) {
 		        document.getElementById(pid).className = 'ann2';
 		    }
 		}


 		function lan(tab, box, pp, num) {
 		    for (i = 120; i < 125; i++) {
 		        document.getElementById(tab + i).className = "";
 		        document.getElementById(box + i).style.display = "none";
 		        //alert(tab + i);
 		    }
 		   // alert(tab + pp);
 		    document.getElementById(tab + pp).className = "hover";
 		    document.getElementById(box + pp).style.display = "block";
 		}