function back_screen_show()
{	
	document.body.scroll ="no";
	document.getElementById('back_screen').className = 'back_screen';
	document.getElementById('back_screen').style.display = '';
	document.getElementById('show_text').style.display = '';
	document.getElementById('back_screen').style.width = document.body.clientWidth+"px";
	document.getElementById('back_screen').style.height = document.body.scrollHeight+"px";
	document.getElementById('show_text').style.top = document.body.scrollTop+90+"px";
	document.getElementById('show_text').style.left = (document.body.clientWidth-700)/2+"px";
	//document.getElementById('show_text').innerHTML = "<div style='float:left;margin:10px;width:300px;word-wrap:break-word '>sss</div><div style='float:left;background-image: url(./images/close01.gif);width:20px;height:19px;' title='close'></div>";
}

function closer_screnn()
{
	document.getElementById('back_screen').style.display= 'none';
	document.getElementById('show_text').style.display = 'none'; 
	document.body.scroll ="yes";
}

function close_win()
{
	document.sendEmail.submit();
	closer_screnn();
	document.body.scroll ="yes";
}