function validateCart_add(form){
	var option = new RegExp(/^$/);
	//var f = document.fid;

	var c=0;
	var m='Sorry, could not add the product to your shopping cart.\n\n';
	
	//alert(form);
	//alert(form.colour);
	//alert(form.colour.value);
	//alert(form.colour.value.search(option));
	//return false;
	
	if (form.colour != undefined){
		if (form.colour.value.search(option) == 0){
			m+='    - Colour has not been specified.\n';
			c++;
		}
	}
	
	if (form.size != undefined){
		if (form.size.value.search(option) == 0){
			m+='    - Size has not been specified.\n';
			c++;
		}
	}
	
	if(c>0){
		m+='\n';
		alert(m);
		return false;
	}
	else {
		return true;
	}
}