stripslashes in web forms

Here is the ideea.. i have a string variable $test that contains let's say : 17" Normally the output on the screen of this string would be echo $test; ---> 17 \ There is this function stripslashes which gives me the oportunity to output exactly what i want... i mean 17" .. .but this doesnt seem to work in an input box in a web form... it outputs only 17 and somehow misses the " ... What is there to do? Thanks in advance.. Claus