function dangosAteb(currElem){
	rhan = eval(docObj +  currElem + styleObj);
	cyflwr = rhan.visibility;
	if (cyflwr == "visible" || cyflwr == "show")
		{rhan.visibility = "hidden";}
	else {rhan.visibility = "visible";}
}

function cuddioAteb(currElem){
	rhan = eval(docObj + currElem + styleObj);
	cyflwr = rhan.visibility;
	if (cyflwr == "hidden" || cyflwr == "hidden")
		{rhan.visibility = "visible";}
	else {rhan.visibility = "hidden";}
}

i = 0; 

function dimbyd(){}

var iawneddim;
function gwag(ateb) {
        for (var a = 0; ateb.charAt(a) == " "; a++) {}
        for (var b = ateb.length - 1; ateb.charAt(b) == " "; b--) {}
        return ateb.substring(a, b+1)}



function check(i){

if (document.forms[0].elements[i-1].value != '') 
 {
	
        iawneddim=gwag(document.forms[0].elements[i-1].value);
        if(iawneddim.toLowerCase() == answers[i-1]) 
		{
		 dangosAteb(ateb[i-1]);
		}
	else	{
	 	 dangosAteb(hints[i]);		
		 document.forms[0].elements[i-1].value = ''; 
		}
		
 }

else 
 {
        dangosAteb(hints[i])
}

}