/**
 * tab切换类库
 */
tabclass = function (config)
{
	this.tabname	= config.tabname;	//tab的名称前缀
	this.cntname	= config.cntname;	//tab的内容前缀
	this.number		= config.number;	//tab的个数
	this.tabshowcls = config.tabshowcls;//活动的tab的class
	if (config.tabhiddencls)
		this.tabhiddencls = config.tabhiddencls;//非活动的tab的class
	else
		this.tabhiddencls = '';
	if (config.cntshowcss)
		this.cntshowcss	= config.cntshowcss;//活动的tab的内容的样式
	else
		this.cntshowcss	= 'block';

	this.show = function(index){
		for (var i=0; i<this.number; i++) {
			if (i!=index) {
				$('#'+this.tabname+'_'+i).removeclass(this.tabshowcls);
				if (this.tabhiddencls)
					$('#'+this.tabname+'_'+i).addclass(this.tabhiddencls);
				$('#'+this.cntname+'_'+i).css('display', 'none');
			}
			else {
				if (this.tabhiddencls)
					$('#'+this.tabname+'_'+i).removeclass(this.tabhiddencls);
				$('#'+this.tabname+'_'+i).addclass(this.tabshowcls);
				$('#'+this.cntname+'_'+i).css('display', this.cntshowcss);
			}
		}
	}
}