/*
function showDetails()
{
    document.getElementById("dvServices").style.display = "block";
    document.getElementById("dvProducts").style.display = "block";
    document.getElementById("dvNews").style.display = "block";
    document.getElementById("dvSolutions").style.display = "block";
    document.getElementById("dvHelpDesk").style.display = "block";
    document.getElementById("dvClients").style.display = "block";
    document.getElementById("dvSuccessStories").style.display = "block";
    document.getElementById("dvPhotoGellary").style.display = "block";
}

function hideDetails()
{
	document.getElementById("dvServices").style.display = "none";
	document.getElementById("dvProducts").style.display = "none";
	document.getElementById("dvServices").style.display = "none";
	document.getElementById("dvNews").style.display = "none";
	document.getElementById("dvSolutions").style.display = "none";
	document.getElementById("dvClients").style.display = "none";
	document.getElementById("dvSuccessStories").style.display = "none";
	document.getElementById("dvPhotoGellary").style.display = "none";
}*/

var DDSPEED = 10;
var DDTIMER = 15;

// main function to handle the mouse events //
function ddMenu(id,d){
  var h = document.getElementById(id + '_menu');
  var c = document.getElementById(id + '_submenu');  
  clearInterval(c.timer);
  if(d == 1){
    c.style.display = "block";
    clearTimeout(h.timer);
    if(c.maxh && c.maxh <= c.offsetHeight){return}
    else if(!c.maxh){
      c.style.display = 'block';
      c.style.height = 'auto';
      c.maxh = c.offsetHeight;
      c.style.height = '0px';
    }
    c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
  }else{
    h.timer = setTimeout(function(){ddCollapse(c)},50);
  }
}

// collapse the menu //
function ddCollapse(c){
  c.timer = setInterval(function(){ddSlide(c,-1)},DDTIMER);
}

// cancel the collapse if a user rolls over the dropdown //
function cancelHide(id){
  var h = document.getElementById(id + '_menu');
  var c = document.getElementById(id + '_submenu');
  
  clearTimeout(h.timer);
  clearInterval(c.timer);
  if(c.offsetHeight < c.maxh){
    c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
  }
}

// incrementally expand/contract the dropdown and change the opacity //
function ddSlide(c,d){
  var currh = c.offsetHeight;
  var dist;
  if(d == 1){
    dist = (Math.round((c.maxh - currh) / DDSPEED));
  }else{
    dist = (Math.round(currh / DDSPEED));
  }
  if(dist <= 1 && d == 1){
    dist = 1;
  }
  c.style.height = currh + (dist * d) + 'px';
  //c.style.opacity = currh / c.maxh;
  //c.style.filter = 'alpha(opacity=' + (currh * 100 / c.maxh) + ')';
  if(d==-1 && currh<5)
  {
    c.style.height = 0;
    currh = 0;
    clearTimeout(c.timer);
    c.style.display = "none";
    return 0;
  }
  if((currh < 2 && d != 1) || (currh > (c.maxh - 2) && d == 1)){
    clearInterval(c.timer);
  }
}

function showTab(ind)
{
    if(ind==0)
    {
        document.getElementById("tabDiv_1").style.display="none";
        document.getElementById("imgTab1").src = "../images/Tab1.gif";
        document.getElementById("imgTab2").src = "../images/Tab22.gif";
    }
    else
    {
        document.getElementById("tabDiv_0").style.display="none";
        document.getElementById("imgTab1").src = "../images/Tab11.gif";
        document.getElementById("imgTab2").src = "../images/Tab2.gif";
    }
        
    document.getElementById("tabDiv_"+ind).style.display="block";
}