// JavaScript Document

function elemhighlight(c,colour){
	if(typeof colour == "undefined")colour = '#EBEBD6';
	c.style.backgroundColor = colour;
}

function elemlowlight(c,colour){
	if(typeof colour == "undefined")colour = '#ffffff';
	c.style.backgroundColor = colour;
}

// clear form fields on focus
function clearField(field,origval)
{
	if(field.value == origval) {
		field.value = "";
	}
}

// revert form field value back to default on blur if blank
function defaultField(field,origval)
{
	if(field.value == "" && field.defaultValue == origval) {
		field.value = field.defaultValue;
	}
}