/**
 * Perhaps revise to avoid using a fixed color palette here.
 * Possible solutions include using css class selectors, specifying color
 * values in the function for each element this applies to, or calculating a 
 * different color based on the css color already set for the element.
 */

function input_focus(element, default_value)
{
	if(element.value == default_value)
	{
		element.value = "";
		element.style.color = "#303030";
	}
}
function input_blur(element, default_value)
{
	if(element.value == "" || element.value == default_value)
	{
		element.value = default_value;
		element.style.color = "#909090";
	}
}