.ui-icon-myCloseButton {
    background-image: url(images/close.png) !important;
    background-position: left top !important;
    margin: 0 !important;
}

.ui-icon.ui-icon-myCloseButton{
    background-image:url(images/close.png);
}

.ui-dialog .ui-dialog-titlebar-close, .ui-icon-closethick {
    width: 10px !important;
    height: 10px !important;
}

.ui-dialog .ui-dialog-titlebar-close {
    background: none !important;
    border: none !important;
}

.ui-dialog .ui-dialog-titlebar-close, .ui-dialog .ui-dialog-titlebar-close:hover {
    padding: 0 !important;
	
}

.ui-dialog .ui-dialog-buttonpane { 
    text-align: center;
	 top:-35px;
}
.ui-dialog .ui-dialog-buttonpane .ui-dialog-buttonset { 
    float: none;
}