// JavaScript Document

	function hide_fog(id) 
	{
		var element = document.getElementById(id);
		var element2 = document.getElementById('send_to');
		var element3 = document.getElementById('foma');
		var element4 = document.getElementById('was_send');
		element.style.display = 'none';
		element2.style.display = 'none';
		element3.style.display = 'none';
		element4.style.display = 'none';
	}
	function show_fog(id)
	{
		var element = document.getElementById(id);
		var element2 = document.getElementById('send_to');
		var element3 = document.getElementById('foma');
		var element4 = document.getElementById('was_send');
		
		element.style.width = ( navigator.userAgent.indexOf ( "MSIE" ) == -1 ? document.documentElement.scrollWidth : document.body.clientWidth ) + "px";
		
		element.style.height = ( navigator.userAgent.indexOf ( "MSIE" ) == -1 ? document.documentElement.scrollHeight : document.body.clientHeight ) + "px" ;

		element.style.display = 'block';
		element2.style.display = 'block';
		element3.style.display = 'block';
		element4.style.display = 'none';
	}
	function validate() {
		
		document.getElementById('sender_name').style.border = '1px solid #CCCCCC';
		document.getElementById('sender_mail').style.border = '1px solid #CCCCCC';
		document.getElementById('reciever_name').style.border = '1px solid #CCCCCC';
		document.getElementById('reciever_mail').style.border = '1px solid #CCCCCC';
		
		if (document.getElementById('sender_name').value == ''){
			document.getElementById('sender_name').focus();
			document.getElementById('sender_name').style.border = '1px solid red';
			return false;
		}
		else if (document.getElementById('sender_mail').value == ''){
			document.getElementById('sender_mail').focus();
			document.getElementById('sender_mail').style.border = '1px solid red';
			return false;
		}
		else if (document.getElementById('reciever_name').value == ''){
			document.getElementById('reciever_name').focus();
			document.getElementById('reciever_name').style.border = '1px solid red';
			return false;
		}
		else if (document.getElementById('reciever_mail').value == ''){
			document.getElementById('reciever_mail').focus();
			document.getElementById('reciever_mail').style.border = '1px solid red';
			return false;
		}
		else {
			document.getElementById('url_send').submit();
			var element_was = document.getElementById('was_send');
			element_was.style.display = 'block';
			document.getElementById('sender_name').value = '';
			document.getElementById('sender_mail').value = '';
			document.getElementById('reciever_name').value = '';
			document.getElementById('reciever_mail').value = '';
			document.getElementById('sender_name').style.border = '1px solid #CCCCCC';
			document.getElementById('sender_mail').style.border = '1px solid #CCCCCC';
			document.getElementById('reciever_name').style.border = '1px solid #CCCCCC';
			document.getElementById('reciever_mail').style.border = '1px solid #CCCCCC';
		}
	}