如何在单击链接后暂停原型中href的执行

I am in a very tricky position where i have to fix a very old code. the scenario is i have a page where i have many text boxes for comments and there are links on the right side of the page which redirect the user to new pages. IF user enters some comments and clicks the link ( which are href), the comments should be save automatically. I am in a very tricky position where i have to