function getQueryVariable(varToFind) {
    var query = window.location.search.substring(1);
    var vars = query.split("?");
    for (var i=0;i<vars.length;i++) {
        var pair = vars[i].split("=");
        if (pair[0] == varToFind) {
            if(vars[1] != undefined) {
                var newString = vars[0] + vars[1];
                var finalURL = newString.slice(varToFind.length+1);
                return finalURL;
            }
            else {
                var newString = vars[0];
                var finalURL = newString.slice(varToFind.length+1);
                return finalURL;
                }
        }
    }
}

var selection = getQueryVariable("question");

function questionSubmitted() {
  if (selection == "submitted"){
        document.getElementById('contact-message').style.display="block";
      	document.getElementById('contact-message').innerHTML="<div><p>Thanks for submitting your question.</p><p>Check back soon to see if your question was selected to be answered by Brad Huisken</p></div>";
	document.getElementById('contact-container').style.display="none";
	}
	
      else {
       
	  }
}

function validate_ask ( ){
	validAsk = true;

	if (document.getElementById('question').value ==""){
	document.getElementById("message").style.border="5px solid red";
	document.getElementById("message").style.background="red";
	document.getElementById("messageError").style.display="";
	document.getElementById('messageError').innerHTML="Please enter your question before submitting.";
	validAsk = false;
        }

        if(validAsk == false){
        document.getElementById("invalidAskForm").style.display="";
        document.getElementById("invalidAskForm").style.color="#FF0000";
	document.getElementById('invalidAskForm').innerHTML="One or more required fields are not filled in correctly. Please fill in all required fields and submit again.";
	}

        if(validAsk == true){
	document.ask.action='send_ask.asp';
	}
	
        return validAsk;
}