var layerStyleRef, layerRef, styleSwitch, useHeight, useWidth, layerHeight, topDistance;
var Timer;
var menuMouseOver=false;
topDistance=40;

if (document.layers) {
  layerStyleRef="layer.";
  layerRef="document.layers";
  styleSwitch="";
  useHeight=innerHeight;
  opacity=".style.MozOpacity"
  step=0.05;
  start=0.1;
  topValue=1;
}
else if(document.all){
  layerStyleRef="layer.style.";
  layerRef="document.all";
  styleSwitch=".style";
  useHeight=(window.screen.availHeight-window.screenTop);
  useWidth=(window.screen.availWidth);
  opacity=".filters.alpha.opacity";
  step=2;
  start=10;
  topValue=100;
}
else if(document.getElementById){
  layerStyleRef="layer.style.";
  layerRef="document.getElementById";
  styleSwitch=".style";
  useHeight=(innerHeight);
  useWidth=0;
  opacity=".style.MozOpacity"
  step=0.05;
  start=0.1;
  topValue=1;
}


var iens6=document.all||document.getElementById
var ns4=document.layers

var speed=5

function movedown(){
if (iens6&&parseInt(crossobj.style.top)>=(contentheight*(-1)+100))
crossobj.style.top=parseInt(crossobj.style.top)-speed
else if (ns4&&crossobj.top>=(contentheight*(-1)+100))
crossobj.top-=speed
movedownvar=setTimeout("movedown()",20)
}

function moveup(){
if (iens6&&parseInt(crossobj.style.top)<0)
crossobj.style.top=parseInt(crossobj.style.top)+speed
else if (ns4&&crossobj.top<=0)
crossobj.top+=speed
moveupvar=setTimeout("moveup()",20)
}



function getcontent_height(){
if (iens6)
contentheight=crossobj.offsetHeight-180
else if (ns4)
document.nscontainer.document.nscontent.visibility="show"
}


function mouseOver(imgColor, menuItem, arrowBgColor){

  eval(layerRef + '("item'+menuItem+'_'+menuItem+'").src=preload['+(menuItem*2-1)+'].src');
  if(menuItem!="7")
    eval(layerRef + '("item'+menuItem+'").src=preload[14].src');
  else
    eval(layerRef + '("item'+menuItem+'").src=preload[16].src');
}

function mouseOut(imgColor, menuItem, arrowBgColor){
  eval(layerRef + '("item'+menuItem+'_'+menuItem+'").src=preload['+(menuItem*2-2)+'].src');
  if(menuItem!="7")
    eval(layerRef + '("item'+menuItem+'").src=preload[15].src');
  else
    eval(layerRef + '("item'+menuItem+'").src=preload[17].src');  
}


function preload(Images){

  var preload = new Array();
  for (var i=0;i<Images.length;i++){
    preload[i] = new Image();
    preload[i].src = Images[i];
  }
  
  return preload;

}

 var pageName;

 var Images=new Array();
  Images[0]='images/about_hiba_'+img_color+'.gif';
  Images[1]='images/about_hiba_'+img_color+'_over.gif';
  Images[2]='images/mission_'+img_color+'.gif';
  Images[3]='images/mission_'+img_color+'_over.gif';
  Images[4]='images/benefits_of_hiba_'+img_color+'.gif';
  Images[5]='images/benefits_of_hiba_'+img_color+'_over.gif';
  Images[6]='images/executive_committee_'+img_color+'.gif';
  Images[7]='images/executive_committee_'+img_color+'_over.gif';
  Images[8]='images/membership_details_'+img_color+'.gif';
  Images[9]='images/membership_details_'+img_color+'_over.gif';
  Images[10]='images/contacts_'+img_color+'.gif';
  Images[11]='images/contacts_'+img_color+'_over.gif';
  Images[12]='images/home_'+img_color+'.gif';
  Images[13]='images/home_'+img_color+'_over.gif';
  Images[14]='images/arrow_side_white.gif';
  Images[15]='images/arrow_up_white.gif';
  Images[16]='images/arrow_side_'+img_color+'.gif';
  Images[17]='images/arrow_up_'+img_color+'.gif';
  

  var preload=preload(Images);
  


function getPageName(){
  var param=String(window.location);
  pageName=param.substr(param.lastIndexOf('/')+1);
}
getPageName()


function checkEmail(value){
 var apos, dotpos, valueLength
 apos=value.indexOf("@"); 
 dotpos=value.lastIndexOf(".");
 valueLength=value.length-1;
 if (apos<1 || dotpos-apos<2 || valueLength-dotpos>3 || valueLength-dotpos<2)
  return false;
 else 
  return true;
 } 


String.prototype.trim=function(){
 return this.replace(/(^\s*)|(\s*$)/g,"");
}