On Body OnLoad Function the, The Checkboxes Never Checked

[habib009pk]

Dear Friends,

 

I have a problem i have a checkbox whose id are day_1, day_2......day_7 depending on different names of days sunday monday respectively. And below that each day has different Auctions when i click on any check box of any day then all check boxes of this will has been checked.

 

This action will be performed on check on checkbox. Now i want when I load this page then today checkboxes will be checked for each day

 

So when i use this code No action will be performed on onload of the page.

 

 

document.getElementById('day_6').checked = true;

CheckAll(document.getElementsByName('day6[]'));

 

 

function CheckAll(chk)

{

for (i = 0; i < chk.length; i++)

chk.checked = true ;

}

 

But the same code is giving the Correct result when i call these functions on onclick of the button

 

Why it is not giving the correct result on calling fuction on onload

and

Why it is giving the correct result on calling function on onclick

 

Please Help me

 

Thanks And Regards