function pulldown_open(veldid) {
	curr_veldid=veldid;
	var items=document.getElementById(curr_veldid);
	var spacer=document.getElementById('pulldownspacer');
	items.style.display='block';
	spacer.style.display='inline';
	spacer.style.width=document.body.clientWidth;
	spacer.style.height=document.body.clientHeight;
}
function pulldown_close() {
	var items=document.getElementById(curr_veldid);
	var spacer=document.getElementById('pulldownspacer');
	items.style.display='none';
	spacer.style.display='none';
}
var curr_veldid='';