var onecount;
onecount=0;
subcat = new Array();
subcat[0] = new Array("打印机","1","catalog=88");
subcat[1] = new Array("复印机","1","catalog=89");
subcat[2] = new Array("传真机","1","catalog=91");
subcat[3] = new Array("扫瞄仪","1","catalog=92");
subcat[4] = new Array("墨盒","2","catalog=93");
subcat[5] = new Array("硒鼓","2","catalog=94");
subcat[6] = new Array("色带","2","catalog=95");
subcat[7] = new Array("富士硒鼓(国产)","2","catalog=97");
subcat[8] = new Array("碳带","2","catalog=113");
subcat[9] = new Array("纸张","2","catalog=114");
subcat[10] = new Array("收银机","3","catalog=122");
subcat[11] = new Array("条码打印机","3","catalog=123");
subcat[12] = new Array("联想","51","Brand=联想");
subcat[13] = new Array("方正","51","Brand=方正");
subcat[14] = new Array("TCL","51","Brand=TCL");
subcat[15] = new Array("清华同方","51","Brand=清华同方");
subcat[16] = new Array("七喜","51","Brand=七喜");
subcat[17] = new Array("ACER","51","Brand=ACER");
subcat[18] = new Array("神舟","51","Brand=神舟");
subcat[19] = new Array("HP","51","Brand=HP");
subcat[20] = new Array("清华紫光","51","Brand=清华紫光");
subcat[21] = new Array("IBM","51","Brand=IBM");
subcat[22] = new Array("DELL","51","Brand=DELL");
subcat[23] = new Array("BenQ","51","Brand=BenQ");
subcat[24] = new Array("Apple","51","Brand=Apple");
subcat[25] = new Array("海尔","51","Brand=海尔");
subcat[26] = new Array("长城","51","Brand=长城");
subcat[27] = new Array("gateway","51","Brand=gateway");
subcat[28] = new Array("新蓝","51","Brand=新蓝");
subcat[29] = new Array("泰安","51","Brand=泰安");
subcat[30] = new Array("微星","51","Brand=微星");
subcat[31] = new Array("HP笔记本","52","catalog=125");
subcat[32] = new Array("财务软件","53","catalog=104");
subcat[33] = new Array("股票软件","53","catalog=105");
subcat[34] = new Array("杀毒软件","53","catalog=106");
subcat[35] = new Array("游戏软件","53","catalog=109");
subcat[36] = new Array("MP3","54","catalog=98");
subcat[37] = new Array("MP4","54","catalog=99");
subcat[38] = new Array("MP5","54","catalog=100");
subcat[39] = new Array("卫星导航仪","54","catalog=101");
subcat[40] = new Array("数码相机","54","catalog=102");
subcat[41] = new Array("数码摄像机","54","catalog=103");
subcat[42] = new Array("移动硬盘","54","catalog=107");
subcat[43] = new Array("U盘","54","catalog=108");

onecount=45;

function changelocation(locationid)
    {
    document.myform.pp.length = 0; 

    var locationid=locationid;
    var i;
document.myform.pp.options[document.myform.pp.length] = new Option("任何类别","");
    for (i=0;i < onecount; i++)
        {
            
			if (subcat[i][1] == locationid)
            { //这句不是很理解
			 document.myform.pp.options[document.myform.pp.length] = new Option(subcat[i][0], subcat[i][2]);
            }        
        }
        
    }