The lay of the page make sad

JavaScript
1 
    http://www.silkfabricwholesale.com/silk-charmeuse/16mm-silk-charmeuse-fabric-red.html

i using http://leanmodal.finelysliced.com.au/ to popup a window. now, i do the effect as the instruction told. but when i click With Close Button which on the right of the “add to cart” button.

i can’t filled something to the popup form. although i change the z-index value of the window. why?

the header.fixed lay covers the top of the popup window, although i change the z-index value of header.fixed lay.it isn’t covered by the popup window.how to set all these lay z-index?
thank you.

@ralph.m

2

We need to see a link to your site.

3

this is the http://www.silkfabricwholesale.com/silk-charmeuse/16mm-silk-charmeuse-fabric-red.html i have put in the question. thank you

4

do you know how to set those lay’s value. thank you

@Paul O’B @ralph.m

5

I think you first need to sort out the JS functionality, so thread moved to that forum.