function setOpacity( value ) {
 document.getElementById("popcart").style.opacity = value / 10;
 document.getElementById("popcart").style.filter = 'alpha(opacity=' + value * 10 + ')';
}

function fadeInMyPopup() {
 for( var i = 0 ; i <= 100 ; i++ )
   setTimeout( 'setOpacity(' + (i / 10) + ')' , 4 * i );
}

function fadeOutMyPopup(text_einklappen, text_ausklappen) {
 for( var i = 0 ; i <= 100 ; i++ ) {
   setTimeout( 'setOpacity(' + (10 - i / 10) + ')' , 4 * i );
 }
 setTimeout('closeMyPopup()', 400 );
 document.getElementById("miniwk_link").innerHTML = '<a href="#" onclick="popcart(\'' + text_einklappen + '\', \'' + text_ausklappen + '\'); return false;" >' + text_ausklappen + '</a>';
 document.getElementById("miniwk_link").className="showcart";
}

function closeMyPopup() {
 document.getElementById("popcart").style.display = "none"
}

function popcart(text_einklappen, text_ausklappen) {
 setOpacity( 0 );
 document.getElementById("popcart").style.display = "block";
 var param = "'" + text_einklappen + "\', \'" + text_ausklappen + "'";
 document.getElementById("miniwk_link").innerHTML = '<a href="javascript:fadeOutMyPopup(' + param + ');">' + text_einklappen + '</a>';
 document.getElementById("miniwk_link").className="closecart2";
 fadeInMyPopup();
}