function buildRecipeQuery3(form ){		
	var query = '';
	var queries = 0;
								
	for (var i=0; i < form.length; i++){
		if(form.elements[i].type == 'select-one' && form.elements[i].value){
			if (queries == 0){
	            query += '('
	        } else if (queries > 0) {
	           	query += ' and ';
	        }
	        if (form.elements[i].name == 'coursetype') {
	           	query += 'data/course_new/content/@key="' + form.elements[i].value + '"';
	        }else if (form.elements[i].name == 'occasion') {
	           	query += 'data/occasion_new/content/@key="' + form.elements[i].value + '"';
	        }else if (form.elements[i].name == 'raw_material') {
	           	query += 'data/key/raw_material/content/@key="' + form.elements[i].value + '"';
	        }else if (form.elements[i].name == 'time') {
	           	query += 'data/key/time_new/content/@key="' + form.elements[i].value + '"';
	        }else if (form.elements[i].name == 'difficulty') {
	            query += 'data/key/difficulty_new/content/@key="' + form.elements[i].value + '"';
	        }
	    
	        queries = queries + 1;
		}
	}
	if (queries > 0){
      query += ')'
   	}
	form.query.value = query;
}

function checkDisclaimer(){

var check = document.getElementById("checkbox");

var button = document.getElementById("button");

if(check.checked){
button.disabled = false;
}
if(check.checked == false){
button.disabled = true;
}

}