function mel(str){
	 location.href = 'mailto:' + str.replace('/', '@');
}
function getElementsByClass(searchClass,node,tag) {
	node = node || document.getElementsByTagName("body")[0];
	tag = tag || "*";
	var classElements = new Array();
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp("\\b"+searchClass+"\\b");
	for (ii = 0, j = 0; ii < elsLen; ii++) {
		 if ( pattern.test(els[ii] .className) ) {
		 	classElements[j] = els[ii];
		 	j++;
		}
	}
	return classElements;
}