If when browsing on my phone I come across your website, and it doesn't work on there (i.e. it is completely unusable), I'm not going to come back and view it w

If when browsing on my phone I come across your website, and it doesn't work on there (i.e. it is completely unusable), I'm not going to come back and view it when I'm at my desk. (This site seems to work ok on my iPhone 4 though)