//check form, Jan Stepanovsky, 211684525

//requied items have: class="requied"

function getElementsByClass( searchClass, domNode, tagName) {
	if (domNode == null) domNode = document;

	if (tagName == null) tagName = '*';

	var el = new Array();

	var tags = domNode.getElementsByTagName(tagName);

	var tcl = " "+searchClass+" ";

	for(i=0,j=0; i<tags.length; i++) {

		var test = " " + tags[i].className + " ";

		if (test.indexOf(tcl) != -1)

			el[j++] = tags[i];

	}

	return el;

}



function checkForm(formId){


 var req = getElementsByClass('requied');

 var ok = true;

 for(i=0; i<req.length; i++)

 	if(req[i].value == ''){

 	 ok = false;

   req[i].style.backgroundColor = '#ffcdcd';

  }else

   req[i].style.backgroundColor = '#fff';

 if(ok == true){

  document.getElementById(formId).submit();
 }else return false

 

}