function showButton(id, source) {
		picture = document.getElementById(id);
		picture.src = '/images/buttons/'+source+'-over.gif';
	}
	function hideButton(id, source) {
		picture = document.getElementById(id);
		picture.src = '/images/buttons/'+source+'.gif';
	}

function showMapLayer(id) {
	document.getElementById(id).style.display="block";
}
function hideMapLayer(id) {
	document.getElementById(id).style.display="none";
}

function submitSolutionFinder()
{
	var error = 0;
	if (document.getElementsByName("tech")[0].checked == false &&
			document.getElementsByName("marketing")[0].checked == false &&
			document.getElementsByName("finance")[0].checked == false) error = 1;
	if (error == 1) alert("Отметьте, пожалуйста, за что Вы отвечаете")
	else	document.getElementById('solution_finder_form').submit();
}