removes CSS class from a component item
|id||string|number||ID of the necessary item|
|css||string||CSS class name|
|silent||boolean||if true, the component is not redrawn|
//this points to a component object //this.my_marked is an id of a previously marked data item this.removeCss(this.my_marked, "my_custom_mark");
The method is true for removing CSS only from those items which CSS was previously added by addCSS().