function changeBox(cbox) {
var sb = document.getElementById("i_agree")
sb.disabled = false;
if (document.getElementById("agreebox").checked) {
sb.disabled = true;
}	
	
box = eval(cbox);
box.checked = !box.checked;
}

// -----------------------------------------------------
function enableButton() {
var sb = document.getElementById("i_agree")
sb.disabled = false;
if (document.getElementById("agreebox").checked) {
sb.disabled = true;
}

document.agree['i_agree'].disabled =(document.agree['i_agree'].disabled)? false : true
}

// -----------------------------------------------------
if (document.getElementById && document.createTextNode){canDOM=true}
function collapse(id){
	if (canDOM && document.getElementById(id)){
		elm=document.getElementById(id);
		elm.style.display=elm.style.display=='none'||elm.style.display==''?'block':'none';
	}
}
if (canDOM){
	document.write('<style type="text/css">.domhidden{display:none;}</style>')
}