void function ChangeImg(ImgObj)
{
	var ExtPos;
	var SrcString;
	var RE;
	
	SrcString = ImgObj.src;		
	
	RE = /cur/i;	
	if (SrcString.search(RE) == -1)
		{			
			ExtPos = SrcString.length - 4;
				
			ImgObj.src = SrcString.substring(0,ExtPos) + 'Sel' + SrcString.substring(SrcString.length-4,SrcString.length);	
		}
}

void function RemoveImg(ImgObj)
{
	var ExtPos;
	var SrcString;
	var RE;

 	SrcString = ImgObj.src;
	
	RE = /cur/i;
	if (SrcString.search(RE) == -1)
		{			
				
			ExtPos = SrcString.length - 7;		
			
			ImgObj.src = SrcString.substring(0,ExtPos) + SrcString.substring(SrcString.length-4,SrcString.length);
		}		
}