//<!--

var ids=new Array('about','guide','projects', 'home');

function switchid(id)
  {
	hideallids();
	showdiv(id);
  }

function hideallids()
  {
  //alert("I am an alert box!!");
	//loop through the array and hide each element by id
	for (var i=0;i<ids.length;i++){
		hidediv(ids[i]);
	}  
  }

function hidediv(id) {
//safe function to hide an element with a specified id
if (document.getElementById) { // DOM3 = IE5, NS6
document.getElementById(id).style.display = 'none';
}
else {
if (document.layers) { // Netscape 4
document.id.display = 'none';
}
else { // IE 4
document.all.id.style.display = 'none';
}
}
}

function showdiv(id){
//alert("I am an alert box 2!!");
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
}

//picture swapping on homepage
function swap_on(area)
   {
   //alert("I am an alert box!!");
   document['_desc'].src = 'kvo1q08/about_desc.png';
   document['_desc'].src = 'about_desc.png';
   }


function swap_off()
   {
   document['_desc'].src = 'kvo1q08/test.png';
   document['_desc'].src = 'test.png';
   }


//-->