[SOLVED] how to check if element has focus?

[ag3nt42]

i'm running a script where I find the need to check wether or not an input has focus

 

i've tried

 

if(document.getElementById('element').focus())
{
   alert('This Element Has Focus!')
}

 

 

but i'm getting errors

 

any help is much appreciated.. thanks

 

ag3nt42