var origcontent;
var syntax;

if(document.getElementById)
{
	syntax="document.getElementById";
}else if(document.all){
	syntax="document.all";
}else if(document.layers){
	syntax="document.layers";
}

function sign(p_obj)
{
	//action + or -
	var temp
	temp=eval(syntax+"('catsign"+p_obj+"')");

	if(temp.innerHTML=="[ - ]")
	{
		temp.innerHTML="[+]";
		temp=eval(syntax+"('cat"+p_obj+"')");
		temp.style.display="none";
	}else{
		temp.innerHTML="[ - ]";
		temp=eval(syntax+"('cat"+p_obj+"')");
		temp.style.display="inline";
	}

}

function addtobasket(wpid)
{
	//search for matching checkbox.  mark and submit
	for(i=0;i<=document.forms.purchases.wp.length;i++)
	{
		if(document.forms.purchases.wp[i].value==wpid)
		{
			document.forms.purchases.wp[i].checked=true;
			break;
		}
	}
	document.forms.purchases.submit();
}