public static void roveChange(){
		rover = head;
		while(rover != null){
			String temp = "";
			int a = 1;
			while(a<rover.img.length()){
				if(rover.img.charAt(a)!='/'){
					temp = temp + rover.img.charAt(a);
				}
				else{
					temp = temp + "\\";
				}
				a++;
			}
			rover.img = temp;
			rover = rover.next;
		}
	}