function show(obj) {
var pages = new Array("home", "about", "services", "contact");
	var newContent=document.getElementById(obj);
	var newTab=document.getElementById(obj+"Tab");
	newContent.style.display='';
	newTab.className="active";
   	for (var i = 0; i < pages.length; i++) {
   		if (pages[i] != obj)	{
   			var old=document.getElementById(pages[i]);
   			old.style.display='none';
 			var oldTab = document.getElementById(pages[i]+'Tab');
 			oldTab.className="";
   		} 
	}
}

function toggle(obj) {
	var el = document.getElementById(obj);
	if (el.style.display == 'none') {
		el.style.display = '';
	}
	else {
		el.style.display = 'none';
	}
}

function doContent() {
	var elements  = document.getElementById("mytitle");
	elements.style.display = 'none'; 
}


function preloadImages() {
  if (document.images) {
    if (typeof(document) == 'undefined'){
      document = new Object();
    }
    document.loadedImages = new Array();
    var argLength = preloadImages.arguments.length;
    for(arg=0;arg<argLength;arg++) {
      document.loadedImages[arg] = new Image();
      document.loadedImages[arg].src = preloadImages.arguments[arg];
    }
  }
}

function gup( name )
{
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
    return "";
  else
    return results[1];
}

function getPageType(which)
{
	if (which != null)
		show(which);
}