/////////////////////////////////////////////////////////////////////
// highlight_field.js
// Highlights a form field by changing its background color.
/////////////////////////////////////////////////////////////////////

function FieldHighlighter(frmFld, highlightClr, normalClr) {
	this.formField = frmFld;
	this.highlightColor = highlightClr;
	this.normalColor = normalClr;
	this.highlight = fh_highlight;
	this.removeHighlight = fh_removeHighlight;
	return this;
}

function fh_highlight() {
	if (!this.formField || !this.highlightColor || !this.normalColor)
		return;
	this.formField.style.backgroundColor = this.highlightColor;
}

function fh_removeHighlight() {
	if (!this.formField || !this.highlightColor || !this.normalColor)
		return;
	this.formField.style.backgroundColor = this.normalColor;
}