//--��ʾ���ز�-----------------------------------------------------------
function showHideLayers() { //v9.0
  var i,p,v,obj,args=showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

//������ת�˵�
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

//----------------------------------------------------------------------
//�����ʾ����
function ClearTxt(id,txt){
	if (id.value==txt){
	id.value=""}
}
function ShowTxt(id,txt){

	if (id.value == "") {
		id.value = txt;
	}
}

//--------------------------------------------------------------------
//��ҳ
function paging(id,num) {
    var aNum = document.getElementById("tabHead").getElementsByTagName("li");
    for (i=1;i<=aNum.length; i++){
    var tM = "tab"+i;
	var sM = "tabMsg"+i;
	var lM="list"+i;
        document.getElementById(tM).className = "";
        document.getElementById("tab"+num).className = "now";
	 	document.getElementById(sM).style.display = "none";
		document.getElementById("tabMsg"+num).style.display = "block"
		document.getElementById(lM).style.display = "none";
		document.getElementById("list"+num).style.display = "block"
		//document.getElementById("tabMsgBox").innerHTML = document.getElementById("msg" + num).innerHTML;
}
}
function tabchange(id,num) {
    var aNum = document.getElementById("tabHead").getElementsByTagName("li");
    for (i=1;i<=aNum.length; i++){
    var tM = "tab"+i;
	var sM = "tabMsg"+i;
        document.getElementById(tM).className = "";
        document.getElementById("tab"+num).className = "now";
	 	document.getElementById(sM).style.display = "none";
		document.getElementById("tabMsg"+num).style.display = "block"
		//document.getElementById("tabMsgBox").innerHTML = document.getElementById("msg" + num).innerHTML;
}
}