var mid;
DOn = new Array();     
DOff = new Array();     

$(document).ready(function(){   
var i = 0;
     // create object     
     imageObj = new Image();
     // set image list     
     DOn[0]="/images/traveller-on.gif" ;  
     DOff[0]="/images/traveller-off.gif" ;   
     DOff[1]="/images/b2b-off.gif" ; 
     DOn[1]="/images/b2b-on.gif" ;    
     DOff[2]="/images/cargo-off.gif" ;
     DOn[2]="/images/cargo-on.gif"     
     DOff[3]="/images/about-us-off.gif";
     DOn[3]="/images/about-us-on.gif";
     DOff[4]="/images/media-off.gif";
     DOn[4]="/images/media-on.gif";
     DOff[5]="/images/career-off.gif";
     DOn[5]="/images/career-on.gif";
     // start preloading     
     for(i=0; i<=DOn.length; i++)      
     {          
        imageObj.src=DOn[i];     
     }
     for(i=0; i<=DOff.length; i++)      
     {          
        imageObj.src=DOff[i];     
     }
     if(parseInt(mid)>0)
     {
        DOff[(parseInt(mid)-1)]=DOn[(parseInt(mid)-1)];
        $("#mnu"+mid).addClass("current");
        resetMenu();
     }
     
     $("#btnSearch").click(function(){
         if($("#Top1_txtTopSearch").val()==""  )
         {
         alert("please enter search text");
         $("#Top1_txtTopSearch").focus();
         return false;
         }
         else if ($("#Top1_txtTopSearch").val()=="search this site")
		 {
		 alert("please enter search text");
         $("#Top1_txtTopSearch").focus();
         return false;
		 }
		 else
         {
            location.href="search.aspx?val="+$("#Top1_txtTopSearch").val();
         }
     });
  });
     
function shM(mid,show)
{
    if(show)
    {
        eval("document.getElementById('img"+(parseInt(mid)+1)+"')").src = DOn[mid];
    }
    else
    {
        eval("document.getElementById('img"+(parseInt(mid)+1)+"')").src = DOff[mid];
    }
}
function resetMenu()
{
    for(mid=0;mid<DOn.length;mid++)
    {
        eval("document.getElementById('img"+(parseInt(mid)+1)+"')").src = DOff[mid];
    }
}