var ie=(document.all)? true:false;
var ie5 =(navigator.appVersion.indexOf("MSIE 5.0")!=-1)? true:false;
var ieMac=((navigator.appVersion.indexOf("Mac")!=-1) && ie)? true:false;
var isMac=(navigator.appVersion.indexOf("Mac")!=-1)? true:false;
var ns4=(document.layers)? true:false;
var ns6=((document.getElementById) && (!ie))? true:false;
var leng;
var arr;
var leng_int;
var arr_int;
var isMacNs4 = (isMac && (navigator.appVersion.indexOf("4")!=-1))? true:false;

function Menu(){
 //this.tmr=0;
 //this.tmer;
// this.init = init;
 //this.sho = sho;
 this.hid = hid;
 this.timer = timer;
 this.kill = kill;
// this.clipVert=0;
 this.pop = pop;
}

/*function stt(){
 arr= new Array("lay1","lay2","lay3","lay4","lay5","lay6","lay7");
 leng=arr.length;
}

function init(lay,anchlay,ieincrX,ieIncrY,nsincrX,nsincrY,ns6IncrX,ns6IncrY){
 stt();
 anchlay = (ie)? anchlay:((ns6)?  anchlay : "ns"+anchlay);
 var e = (ie)? document.all[lay].style : ((ns6)? document.getElementById(lay).style : eval("document."+lay));
 var f = (ie)? document.all[anchlay] : ((ns6)? document.getElementById(anchlay) : eval("document."+anchlay));
 e.left = (ie)? f.offsetLeft-(ieincrX) : ((ns6)? f.offsetLeft-(ns6IncrX) : f.pageX-(nsincrX));
 e.top = (ie)? f.offsetTop-(ieIncrY) : ((ns6)? f.offsetTop-(ns6IncrY) : f.pageY-(nsincrY));
}

function sho(lay, clipVert){
 killlays();
 var e = (ie)? document.all[lay].style : ((ns6)? document.getElementById(lay).style : eval("document."+lay));
 e.visibility='visible';
 clipAll(e, clipVert);
 expand(lay);
}
*/
function hid(lay){
// alert("hid");
  var e = (ie)? document.all[lay].style : ((ns6)? document.getElementById(lay).style : document.layers[lay]);
  e.visibility='hidden';
}


function timer(lay){
var timout=50;
 this.tmr = setTimeout('hid("'+ lay +'")',timout);
}

function kill(){
 clearTimeout(this.tmr);
}

/*function killlays(){
 for(i=0;i<leng;i++){
//  alert(arr[i]);
  e = (ie)? document.all[arr[i]].style : ((ns6)? document.getElementById(arr[i]).style : eval("document."+arr[i]));
  e.visibility='hidden';
  }
return;
}

function kill_ints(){
 for(i=0;i<leng_int;i++){
  hid(arr_int[i]);
  }
}
*/
function pop(lay){
 var e = (ie)? document.all[lay].style : ((ns6)? document.getElementById(lay).style : eval("document."+lay));
 e.visibility='visible';
}

/*function pop_int(lay){
 kill_ints();
 pop(lay);
}*/