function get(id) {
		return document.getElementById(id);
	}
	
	function alltrim(str) {
      return str.replace(/^\s+|\s+$/g, '');
    }

    function isFloat(str) {
      str = alltrim(str);
      return /^[-+]?[0-9]+(\.[0-9]+)?$/.test(str);
    }		  
	
	
	function validate(formName) {
		valid = true;
		var emailFilter=/^.+@.+\..{2,6}$/;

		if (formName == "intake_form") {
		  if (get("name").value == "") { alert("Please enter a name"); valid=false; }
		  if (get("subject").value == "") { alert("Please enter a subject"); valid=false; }
		  if (get("message").value == "") { alert("Please enter a message"); valid=false; }
		  
		  //if (get("email").value != "") {
		    if (!(emailFilter.test(get("email").value))) {
		      alert("Please enter a valid email address");
		      valid=false; 
		    }
		  //}		  
        }

		return valid;
	}