function doOnLoad(){


	adicionarValidacaoForms();

}


function adicionarValidacaoForms(){

	var forms = document.forms;

	for ( var i = 0; i < forms.length; i++ ){

		forms[i].onsubmit = validaForm;

	}

}


var validaForm = function(){

	var frm = this;

	for (var i = 0; i < frm.elements.length; i++){

		if ( (frm.elements[i].title.substr(0,1)) == "*" ){

			if (frm.elements[i].value == ""){
   		   alert("O campo '"+frm.elements[i].title.substr(1,(frm.elements[i].title.length))+"'  e obrigatório!");
				frm.elements[i].style.backgroundColor = "#ffffcc";
				frm.elements[i].focus();
				return false;
				break;
			}else{
				frm.elements[i].style.backgroundColor = "#efefef";
			}

		}

	}

	return true;

}


window.onload = doOnLoad;