>I have the following code on a button:
>
>

><input type="submit" name="LabelGenericRecall" value="Recall" onclick="document.Form1.View.value=0; ButtonOperation(this);"
> id="LabelGenericRecall" style="width:150px;" />
>

>
>The code of ButtonOperation() is this:
>
>

>function ButtonOperation(toButton,tcUrl,tcMessage)
>{
>   lcMessage=''
>   lcUrl=''
>   if (tcUrl==null)
>   {
>      lcUrl=''
>   }
>   else
>   {
>      lcUrl=tcUrl
>   }
>   if (tcMessage==null)
>   {
>      lcMessage=''
>   }
>   else
>   {
>      lcMessage=tcMessage
>      lcMessage=lcMessage.replace('\\','\\\\')
>      lcMessage=lcMessage.replace("'","\\'")
>      lcMessage=lcMessage.replace('"','\\"')
>   }
>   if (lcMessage.length>0)
>   {
>      if (confirm(lcMessage))
>      {
>         toButton.disabled=true
>         if (lcUrl.length>0)
>         {
>            location.href=lcUrl
>         }
>         else
>         {
>            loForm=document.getElementById("Form1")
>            loForm.submit()
>         }
>      }
>   }
>   else
>   {
>      toButton.disabled=true
>      if (lcUrl.length>0)
>      {
>         location.href=lcUrl
>      }
>      else
>      {
>         loForm=document.getElementById("Form1")
>         loForm.submit()
>      }
>   }
>}
>

>
>So, basically, in there, once the click is done, toButton.disabled becomes True.
>
>However, a user has succeeded to submit two transactions at the same time. So, this means he succeeded to click so fast that the second click was performed before toButton.disabled=true was executed.
>
>I tried to simulate that and was not able to. Anyone would have any idea on how he could have succeeded?

You could try moving the disable to the very first line of the function and then re-enable in the 'else;