docs: function headerThDrag(e, ele) {
  	if (!this.dragFlag && !this.swapColumnFlag && ele && ele.gridCompColumn && ele.gridCompColumn.options.canDrag && $('#' + this.options.id + '_resize_handle')[0].nowTh != ele) {
  		var $ele = $(ele);
  		$('#' + this.options.id + '_resize_handle').css('left', ele.attrRightTotalWidth - this.scrollLeft - 4 + this.leftW + this.fixedWidth);
  		$('#' + this.options.id + '_resize_handle')[0].nowTh = ele;
  	}
  }