private static int getPrice(Element work) throws Exception{
		try{
			int price = 0;
			Elements tmp = work.getElementsByClass("work_price");
			if(tmp==null || tmp.size()==0) return 0;
			
			String str = tmp.get(0).text();
			//数字抜き出し
			StringBuilder b = new StringBuilder();
			String num = str.substring(0, str.indexOf("円"));
			for(int i=0; i<num.length(); i++){
				if(Character.isDigit(num.charAt(i))){
					b.append(num.charAt(i));
				}
			}
			
			price = Integer.parseInt(b.toString());
			return price;
		}catch(Exception e){
			throw new Exception(e);
		}
	}