$(document).ready(function(){

if(jQuery.browser.msie && parseFloat(jQuery.browser.version) < 7){

var kontaktHeight = $('#kontakt').height() + 'px';
$('.transparency').height(kontaktHeight);

var menuHeight = $('#menu').height() + 'px';
$('.transparency.menu').height(menuHeight);

var topHeight = $('#top').height() + 'px';
$('.transparency.top').height(topHeight);

var boxHeight = $('#box').height() + 'px';
$('.transparency.box').height(boxHeight);

var offerHeight = $('#offer').height() + 'px';
$('.transparency.offer').height(offerHeight);

}

if(jQuery.browser.msie && parseFloat(jQuery.browser.version) <= 7){
    $('#idFrame').attr('allowtransparency','true');
}

});