function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}

function toggleIns() {
	var Checks = getElementsByClass('insType',document,'input');
	var j = 0; //counter to show/hide "allsubmit"
	for (var i=0;i<Checks.length;i++) {
		if (Checks[i].checked) {
			j++;
			document.getElementById(Checks[i].id+'w').style.display = 'block';
		} else {
			document.getElementById(Checks[i].id+'w').style.display = 'none';
		}
		if(j==0){ //show/hide "allsubmit"
					document.getElementById('allsubmit').style.display = 'none';
					document.getElementById('basicsubmit').style.display = 'block';
		} else {
					document.getElementById('allsubmit').style.display = 'block';
					document.getElementById('basicsubmit').style.display = 'none';
		}
	}
}