function open_view(id)
{
	document.getElementById('div_iframe').src='view.php?id='+id;
	//document.getElementById('body_table').style.filter="gray";
	document.getElementById('div_text').style.top = (document.body.clientHeight-500)/2+document.body.scrollTop;
	document.getElementById('div_text').style.left = (document.body.clientWidth-800)/2;
	document.getElementById('div_text').style.display='block';
}

function show_hide(elem)
{
	if (document.getElementById(elem).style.display == 'none')
		document.getElementById(elem).style.display = 'block';
	else
		document.getElementById(elem).style.display = 'none';
}

function hide(elem)
{
	document.getElementById(elem).style.display = 'none';
}