if (navigator.appName == "Netscape") {
                        var all = ""
				var write= "document.write ("
				var closedbracket =")"
                        }else{
                       var all= "all."
				var write = "innerHTML ="
				var	closedbracket =""
                }	
                			//this function trims the blank spaces from student input
									//DO Not remove


												// this section sets the images that will be rotated in. 
											//only change the image location or image if necessary
correct = new Image;
correct.src =  "images/check.gif";
incorrect = new Image;
incorrect.src =  "images/xs.gif";
noanswer = new Image;
noanswer.src =  "images/questions.gif";

						//this array contains all of the correct answers
						//change the answers

				//this variable will be filled with an answer
var theinput
		  							// this function checks the answers

										//this function marks the questions, by showing the necessary image (x,check or ?)
function markAnswers(whatImage,i){
	switch(whatImage){
	case 0: document.images[i].src = correct.src
			break
	case 1: document.images[i].src = incorrect.src
			break
	case 2: document.images[i].src = noanswer.src
			break
	
	}
	
	
}








function checkAnswers(){
	var responder = 1
	var elNum = 0
	var checkedChecker = 0
	for (x=0;x<numberOfQuestions;x++){
		
		for (var i = elNum; i < elNum+3; i++) {
			if (document.forms[0].elements[i].checked) {
				break
			}else{
				checkedChecker = checkedChecker+1
			}
			}
	if (checkedChecker ==3){
			var whatI = 2
	}else {if  (document.forms[0].elements[i].value==correctAnswers[x]){
	  		var whatI = 0		
		}else {
		var whatI = 1
}}
			var addone=x+x
			
responder =responder+1
			markAnswers(whatI,responder)

		elNum = elNum + 3
		checkedChecker = 0
	
	}		
}