How to hide Select All in cognos8

1)How to hide Select All | Deselect All for all prompts in the prompt page for 8.3:

 For this consider the following prompt page where the user hasto give the product prompt  as a f

<SCRIPT LANGUAGE="JavaScript">;

// hiding select All/deselect All in Cognos 8.3 form.

for(j=0;j<document.links.length;j++)

{

y=document.links[j];

if (y.id.indexOf("SELECT") != -1) document.getElementById(y.id).style.display='None';

}

</script>

2) To hide Select All | Deselect All for the second prompt only in a prompt page with two prompts for 8.3:

<SCRIPT LANGUAGE="JavaScript">

// hiding select All/deselect All in Cognos 8.3 form.

for(j=0;j<document.links.length;j++)

{

y=document.links[j];

if (j==2 || j==3)

{

if (y.id.indexOf("SELECT") != -1) document.getElementById(y.id).style.display='None';

}

}

</script>

Note: The values for the "j" variable for the if (j==2 || j==3) statement above represent the 3rd and 4th link in the two prompt multi-select prompt page. The first and second link would be referenced with a value of j=0 and j=1.