function sh_el(name) 
{
	if (document.getElementById(name).style.display=='none')
	{
		document.getElementById(name).style.display='';
		document.getElementById(name).style.position='relative';
		document.getElementById(name).style.left='';
		document.getElementById(name).style.top='';
	}
	else
	{
		document.getElementById(name).style.display='none';
		document.getElementById(name).style.position='absolute';
		document.getElementById(name).style.left='-1000px';
		document.getElementById(name).style.top='-1000px';
	}
}