if (document.images)
{
  pic12= new Image(); 
  pic12.src="images/buyitnowpressed.gif"; 
}

function buy(item){
    switch(item){
        case 0:
            document.getElementById('amount').value = 12;
            document.getElementById('os1').value = 0;
            document.getElementById('item_name').value = "Love, Anna ( Love, Anna )";
            break;
        case 1:
            document.getElementById('amount').value = 2;
            document.getElementById('os1').value = 1;
            document.getElementById('item_name').value = "1\" Love, Anna Button";
            break;
        case 2:
            document.getElementById('amount').value = 3;
            document.getElementById('os1').value = 2;
            document.getElementById('item_name').value = "2.5\" Love, Anna Button";
            break;
        case 3:
            document.getElementById('amount').value = 7.5;
            document.getElementById('os1').value = 3;
            document.getElementById('item_name').value = "Love, Anna Button Pack";
            break;
    }
    document.getElementById('purchase').submit();
}