var vitritruoc=2;
 var bientam=2;
 function thoat(id)
  {
      document.getElementById("td"+id).style.backgroundImage="url('images/btn"+id+".png')";
  }
  function chon(id)
  {
      document.getElementById("td"+id).style.backgroundImage="url('images/btn"+id+"1.png')";
  }
function submenu_mouseover(vt)
{
   truoc = bientam-1;
   sau = bientam*1.0+1;
    document.getElementById('vitri'+truoc).style.backgroundImage="url('')";
    document.getElementById('vitri'+sau).style.backgroundImage="url('')";
    document.getElementById('vitri'+bientam).style.color="#272424";
    document.getElementById('vitri'+bientam).style.backgroundImage="url('')";
    
    
    var truoc=vt-1;
    var sau=vt*1.0+1;
    
    document.getElementById('vitri'+truoc).style.backgroundImage="url('../images/buttonmenuleft.jpg')";
    document.getElementById('vitri'+sau).style.backgroundImage="url('../images/buttonmenuright.jpg')";
    document.getElementById('vitri'+vt).style.color="#DE441A";
    document.getElementById('vitri'+vt).style.backgroundImage="url('../images/bg_headermenu_click_06.gif')";
    
    bientam=vt;
    
    if(vt!=vitritruoc)
    {
        truoc = vitritruoc-1;
        sau = vitritruoc*1.0+1;
        document.getElementById('vitri'+truoc).style.backgroundImage="url('../images/buttonmenuleft.jpg')";
        document.getElementById('vitri'+sau).style.backgroundImage="url('../images/buttonmenuright.jpg')";
        document.getElementById('vitri'+vitritruoc).style.color="#DE441A";
        document.getElementById('vitri'+vitritruoc).style.backgroundImage="url('../images/bg_headermenu_click_06.gif')";
       
    }
}

function menuclick(vt)
{
    
    var truoc=vt-1;
    var sau=vt*1.0+1;
    
    document.getElementById('vitri'+truoc).style.backgroundImage="url('../images/buttonmenuleft.jpg')";
    document.getElementById('vitri'+sau).style.backgroundImage="url('../images/buttonmenuright.jpg')";
    document.getElementById('vitri'+vt).style.color="#DE441A";
    document.getElementById('vitri'+vt).style.backgroundImage="url('../images/bg_headermenu_click_06.gif')";
    
    
     truoc = vitritruoc-1;
   sau = vitritruoc*1.0+1;
    document.getElementById('vitri'+truoc).style.backgroundImage="url('')";
    document.getElementById('vitri'+sau).style.backgroundImage="url('')";
    document.getElementById('vitri'+vitritruoc).style.color="#272424";
    document.getElementById('vitri'+vitritruoc).style.backgroundImage="url('')";
    
    vitritruoc = vt;
    switch(vt)
    {
        case 2:
        window.location.href="default.aspx";
        break;
        case 5:
        window.location.href="introduction.aspx?vt=5";
        break;
        case 8:
        window.location.href="products.aspx?groupid=1408&vt=8";
        break;
        case 11:
        window.location.href="products.aspx?groupid=1409&vt=11";
        break;
        case 14:
        window.location.href="products.aspx?groupid=006&vt=14";
        break;
        case 17:
       window.location.href="download.aspx?vt=17";
        break;
        case 20:
        window.location.href="contact.aspx?vt=20";
        break;
    }
}

function submenu_mouseout(vt)
{

    if(vt!=vitritruoc)
    {
        truoc = vitritruoc-1;
        sau = vitritruoc*1.0+1;
      
        document.getElementById('vitri'+truoc).style.backgroundImage="url('../images/buttonmenuleft.jpg')";
        document.getElementById('vitri'+sau).style.backgroundImage="url('../images/buttonmenuright.jpg')";
        document.getElementById('vitri'+vitritruoc).style.color="#DE441A";
        document.getElementById('vitri'+vitritruoc).style.backgroundImage="url('../images/bg_headermenu_click_06.gif')";
        
    
    
       var truoc = vt-1;
       var sau = vt*1.0+1;
       document.getElementById('vitri'+truoc).style.backgroundImage="url('')";
        document.getElementById('vitri'+sau).style.backgroundImage="url('')";
        document.getElementById('vitri'+vt).style.backgroundImage="url('')";
        document.getElementById('vitri'+vt).style.color="#272424";
    }
}
function Banner()
{
    alert("aa");
    document.getElementById("divbanner").style.display="none";
}
function sreach()
{
   //alert("dsgsdg");
   key = document.getElementById("txtsearch").value;
   window.location.href="search.aspx?name="+key+"&g=1&t=1";
}
var abc = '';
function linkmouseover(vt)
{
	document.getElementById('link'+vt).style.color="#9f0404";
}
function linkmouseout(vt)
{
    if(vt!=abc)
	document.getElementById('link'+vt).style.color="#272424";
}
function linkmouseout2(vt)
{
    if(vt!=abc)
	document.getElementById('link'+vt).style.color="#faf8f8";
}