addLoadEvent(hb_rollover);
addLoadEvent(calculate_risk);

function hb_rollover(){
	var hb_elements_cont = document.getElementById('humanbody');
	var hb_elements = getElementsByClassName(document, 'div', 'hb_elements');	
	for (var i = 0; i < hb_elements.length; i++){
		var dot = hb_elements[i].getElementsByTagName('img')[0];
		var title = getElementsByClassName(document, 'div', 'hb_title');
		var name = hb_elements[i].getAttribute('id').slice(3);
		dot.titleElement = title[i];
		dot.name = name;
		
		dot.onmouseover = function(){
			this.titleElement.style.display = 'block';	
		}
		dot.onmouseout = function(){
			this.titleElement.style.display = 'none';	
		}
	}	
}
function calculate_risk(){
	var form = document.diabetes_form;
	var radios = form.diabetes_radio;
	for (i=0; i<radios.length; i++){
		radios[i].onclick = function(){
			if (this.value == 'yes'){
				var diabetes_text = document.getElementById('diabetes_yes_text').innerHTML;	
			}	
			else{
				var diabetes_text = document.getElementById('diabetes_no_text').innerHTML;	

			}	
			var diabetes_form_results = document.getElementById('diabetes_form_results');
			diabetes_form_results.innerHTML = diabetes_text;
		}	
	}
}