//image rollover
function swapimages(which1,what1,which2,what2,which3,what3,which4,what4){
if (document.getElementById(''+which1+'')){
	document.getElementById(''+which1+'').src='wsdindex.html'+what1+'';
}
if (document.getElementById(''+which2+'')){
	document.getElementById(''+which2+'').src='wsdindex.html'+what2+'';
}
if (document.getElementById(''+which3+'')){
	document.getElementById(''+which3+'').src='wsdindex.html'+what3+'';
}
if (document.getElementById(''+which4+'')){
	document.getElementById(''+which4+'').src='wsdindex.html'+what4+'';
}
}


//table row toggle
function toggle(id) {	
	if(document.getElementById(id).style.display=='block')
		{
		document.getElementById(id).style.display='none';
		document.getElementById(id).style.visibility='hidden';
		//alert('Its hidden now');
		}
	else 
		{
		document.getElementById(id).style.display='block';
		document.getElementById(id).style.visibility='visible';
		//alert('Its displaying now');
		}
}