// JavaScript Document

// Delete contents of a text box
function del_contents(ele, text){
	if (ele.value == text){
		ele.value = "";
	}
}
// ... then add them back in
function add_contents(ele, text){
	if (ele.value == ""){
		ele.value = text;
	}
}

function change_image(image){
	document.getElementById('photo_main').src = image;
}

function validate_nsltr(){
	nsltr_name = document.getElementById('cm-name').value;	
	nsltr_email = document.getElementById('wiit-wiit').value;
	var error = 0;
	if((!nsltr_name) || (nsltr_name=="Name")){
		document.getElementById('cm-name').className='leftcol-search-error';
		error = 1;
	}else{
		document.getElementById('cm-name').className='leftcol-search';
	}
	if((!nsltr_email) || (nsltr_email=="email")){
		document.getElementById('wiit-wiit').className='leftcol-search-error';
		error = 1;
	}else{
		document.getElementById('wiit-wiit').className='leftcol-search';
	}
	if(error==1){
		alert('Please enter your name and email address.');
		return false;
	}else{
		return true;	
	}
}