public void tjgwc2(){
		int beforeNum;
		int afterNum;
		String aftercourseNum;
		String courseNum = coursePageHandle.getShopCartNum();
		try{
			beforeNum = Integer.valueOf(courseNum);
			System.out.println(beforeNum);
		}catch(Exception e){
			beforeNum= 0;
		}
		coursePageHandle.clickAddCart();
		try{
			driver.switchToMode();
			coursePageHandle.clickBuyNow();
		}catch(Exception e){
			e.printStackTrace();
		}
		try {
			Thread.sleep(2000);
		} catch (InterruptedException e) {
			e.printStackTrace();
		}
		aftercourseNum =coursePageHandle.getShopCartNum();
		try{
			afterNum = Integer.valueOf(aftercourseNum);
			System.out.println(afterNum);
		}catch(Exception e){
			afterNum=beforeNum;
		}
		try {
			Thread.sleep(2000);
		} catch (InterruptedException e) {
			e.printStackTrace();
		}
		if(afterNum == beforeNum+1){
			System.out.println("添加购物车成功");
			coursePageHandle.clickShopCart();
		}else if(afterNum>0){
			coursePageHandle.clickShopCart();
		}  
	}