function ShowContact()
{
  document.getElementById("contact").style.display = "block";
  document.getElementById("main-null").style.width = "100%";
  document.getElementById("main-null").style.height = "100%";
}

function HideContact()
{
  //document.getElementById("contact").style.display = "none";
  var t = setTimeout("ResetSize()",700);
}

function ResetSize()
{
  document.getElementById("main-null").style.width = "0px";
  document.getElementById("main-null").style.height = "0px";  
}