var dom = fw.getDocumentDOM()
var sliceArray = new Array();

for (var i=0;i<fw.selection.length;i++){
	if(fw.selection[i] =="[object SliceHotspot]") 
		sliceArray.push(i);
}
for (var i=0;i<sliceArray.length;i++){
	var target = sliceArray.length-i-1;
	var newName = prompt('Please input change slice name below.',fw.selection[target].baseName);
	if( newName != null) 
		fw.selection[target].baseName = newName;
}