function remove_options() {
// removes all <option> fields from page with content = '#rem';
// used for XHTML compability where <select></select> is not allowed
	var objects2remove=new Array();
	var i=0;
	var opt=document.getElementsByTagName('option');
	for(n in opt) {
		if (opt[n]) {
			if (opt[n].innerHTML=="") {
				objects2remove[i++]=opt[n];
			}
		}
	}
	for(n in objects2remove) {
		if (objects2remove[n].innerHTML=="") {
			objects2remove[n].parentNode.removeChild(objects2remove[n]);
		}
	}
}