function pchange(obj, myevent){

	if ( myevent == 1 ) {
		obj.style.background = '#f7f7de';
		obj.style.color = '#083698';
	}
	if ( myevent == 0 ) {
		if (obj.value == ''){
			obj.style.background = '#ffffff';
			obj.style.color = '#000000';
		}		
		prevVal = obj.value;
	}
	
}