Well your problem doesn't help find a solution when there is nothing to look at!! hehehe
JS is a client based scripting language, which means it has nothing to do with the webhost. I'd re-upload everything again. Images and html... I know it's a simple/obvious reply but that's all I can think of.
There seems to be a lot of junk in the HTML itself which is probably what DW put in. Things like
You could remove them I think and it should be ok.
Just noticed. You might need to close your iframe tag. Straight after the closing tag of the iframe, put . See if that works.