// JavaScript Document

function change(id, newClass) {

identity=document.getElementById(id);

identity.className=newClass;


}

function toggleBox(szDivID, iState) // 1 visible, 0 hidden
{
    if(document.layers)	   //NN4+
    {
       document.layers[szDivID].visibility = iState ? "show" : "hide";
    }
    else if(document.getElementById)	  //gecko(NN6) + IE 5+
    {
        var obj = document.getElementById(szDivID);
        obj.style.visibility = iState ? "visible" : "hidden";
		obj.style.display = iState ? "block" : "none";
    }
    else if(document.all)	// IE 4
    {
        document.all[szDivID].style.visibility = iState ? "visible" : "hidden"
		document.all[szDivID].style.display = iState ? "block" : "none";
    }
}

function checkEmail() {
	if(document.signupEmails.email.value == "") {
		alert("Your have not entered an email address");	
	}
	else if(document.signupEmails.email.value.indexOf('@') < 0) {
		alert("Your email address does not contain an @ sign");	
	}
	else {document.signupEmails.submit();}

}