function divreplace() {
	sourcedivs = document.getElementsByClassName('__s_');

	while(sourcedivs[0]) {
		sdiv = sourcedivs[0];
		
		tdiv = document.getElementById(sdiv.id.replace('__s_',''));
		if( !tdiv) {
			alert('No target for ' + sdiv.id);
			return false;
		}
		
		Element.replace(tdiv,sdiv);
		sdiv.removeClassName('__s_');
		sdiv.id = sdiv.id.replace('__s_','');
	}
}

window.addEventListener("load", divreplace, false);