java script work

This is a java script related project. Below is the html page See the attached html file. Todo 1) In the Add task group box, when "deploy" is selected in the Type combo, all the controls in the group box except DeployDir & Installed applications should be disabled. 2) When Add Task is clicked with deploy selected, the Tasks textarea should get the below entry in a new line deploy <the selected text in Installed applications combo> <text entered in the Deploy Dir> When clicked repeatedly, it should generate new entry in new line