## modal dialog consists of two elements: ## 1) the shim: an invisible iframe so solve the problem ofn ative window elements shinging through ## from lower layers ## 2) the modal area: this is the place where the modal content will be. Note that this are ## has no visual effects like a border. It is just a container where the various modal elements ## are placed. ## 3) the overlay: a transparent element that covers the background. links in the background ## are not clickable anymore (see blow) ## First tell Ext on which z-index the next Ext-window can be opened so that is is on top of ## this modal dialog ## 1) ## some browser elements (e.g. pulldown lists) are displayed through the ## overlay. this invisible iframe does the trick for IE ## It's important to display the ifram only for IE browsers. Firefox has a bug ## that looses the curser in form fields if this iframe is present. ## See http://www.activewidgets.com/javascript.forum.8495.4/blinking-cursor-lost-in-text.html ## 2)
## 3)