function show3(did)
{
	document.getElementById(did).style.display='';
	document.getElementById('hide').style.display='none';

}

function hide3(did)
{
    document.getElementById('hide').style.display='';
	document.getElementById(did).style.display='none';

}

function show2(did)
{
	document.getElementById(did).style.display='';
	$('#signup-for1').css("background-image", "url(images/signup-hover.gif)"); 
}
function hide2(did)
{
   	document.getElementById(did).style.display='none';
	$('#signup-for1').css("background-image", "url(images/clr.gif)"); 
}