docs: function() {
  			var oThis = this,halfWholeWidth = parseInt(this.wholeWidth/2);
  			this.widthChangeGridFunFixed(halfWholeWidth);
  			/* 如果宽度不足处理自动隐藏*/
  			this.widthChangeGridFunOverWidthHidden();
  			// 内容区域宽度自动扩展
  			this.contentMinWidth = parseInt(this.wholeWidth) - parseInt(this.leftW) - parseInt(this.fixedWidth);
  			if(this.contentMinWidth < 0)
  				this.contentMinWidth = 0;
  			if(this.contentRealWidth < this.contentMinWidth){
  				this.contentWidth = this.contentMinWidth;
  				var oldWidth = this.lastVisibleColumn.options.width;
  				this.lastVisibleColumnWidth = oldWidth + (this.contentMinWidth - this.contentRealWidth);
  				// modfied by tianxq1 最后一列自动扩展
  				this.lastVisibleColumn.options.width = this.lastVisibleColumnWidth-20;
  			}else{
  				this.contentWidth = this.contentRealWidth;
  			}
  			this.createGridFlag = false;
  			this.createGridDivs();
  			$('#' + this.options.id + '_form').css('display', 'none');
  			$('#' + this.options.id + '_grid').css('display', 'block');
  		}