How to hide Validation controls from JavaScript in .NET?

Here is how you can hide validation summary using the below JavaScript.  Call this in your aspx page. This should do trick for you.

// Hiding all validation contorls  
   for (i = 0; i < Page_Validators.length; i++) {
       ValidatorEnable(Page_Validators[i], false)
   }

It works in IE and Mozilla. Hope this helps