theObjects = document.getElementsByTagName("object");
for (var i = 0; i < theObjects.length; i++) {
theObjects[i].outerHTML = theObjects[i].outerHTML;
}

function showsoftware()
{
	document.getElementById("software").className='visible';
	document.getElementById("senior").className='invisible';
	document.getElementById("business").className='invisible';
	document.getElementById("designer").className='invisible';	
}
function showsenior()
{
	document.getElementById("software").className='invisible';
	document.getElementById("senior").className='visible';
	document.getElementById("business").className='invisible';
	document.getElementById("designer").className='invisible';	
}

function showbusiness()
{
	document.getElementById("software").className='invisible';
	document.getElementById("senior").className='invisible';
	document.getElementById("business").className='visible';
	document.getElementById("designer").className='invisible';	
}

function showdesigner()
{
	document.getElementById("software").className='invisible';
	document.getElementById("senior").className='invisible';
	document.getElementById("business").className='invisible';
	document.getElementById("designer").className='visible';	
}