function RaterShowRate(imgArray, grade, classEmpty, classFull)
{
	for(var i=0; i<imgArray.length; i++)	//	for every img element
	{
		var obj = document.getElementById(imgArray[i]);
		if(i < grade){
			obj.className = classFull;
		}else{
			obj.className = classEmpty;
		}
	}
}

function RaterShowMouseOverLevel(imgArray, currentGrade, classEmpty, classFull)
{
	for(var i=0; i<imgArray.length; i++){
		var obj = document.getElementById(imgArray[i]);
		if(i<=(currentGrade-1)){
			obj.className = classFull;
		}else{
			obj.className = classEmpty;
		}
	}
}