function avaa(theURL)
{
window.open(theURL, '', 'scrollbars=yes,resizable=yes,statusbar=no,toolbar=0,width=640,height=400,left=175,top=100');
}

function mediumi(theURL)
{
window.open(theURL, '', 'scrollbars=yes,resizable=yes,statusbar=no,toolbar=0,width=500,height=400,left=175,top=60');
}

function akkuna(theURL)
{
window.open(theURL, '', 'scrollbars=yes,resizable=yes,statusbar=no,toolbar=0,width=600,height=500,left=175,top=60');
}