function sel_nc(){
        var f = document.smartform;
        var name_s = f.name_s.value;
        var name_skin = f.name_skin.value.split("|");
        var nc = name_skin[0];
        
        //document.g_paper.src = "/img/sp1_"+name_s+nc+".jpg";
        //document.bigimg.src = "/img/z_"+name_s+nc+".jpg";
        //document.all.bigimg.style.border = "double";
        //document.info_size.src = "/img/info_"+name_s+nc+".jpg";
        
        weight_sel();
        busu_sel();
        cal_nc();
    }
    function cal_nc(){
        var f = document.smartform;
        name_skin_e = f.name_skin_e.value;
        
        f.action = g4_path + "/" + g4_bbs + "/" + name_skin_e + ".php";
        f.target = "EXE_base";
        f.submit();
    }
    
    function busu_sel(){
        var f = document.smartform;
        var ream = f.ream;
        
        for (j=1; j<=10; j++) { 
            ream.options[eval(j-1)] = new Option(j+" 연", j, false, false); 
        }
    }
    function weight_sel(){
        var f = document.smartform;
        var pweight = f.pweight;
        var size_book = f.size_book.value;
        var paper = f.paper.value;
        
        for(i=0; i<pweight.length;) pweight.options[i] = null;
        
        if(paper == "아트지"){
            if(size_book == "A4" || size_book == "B5" || size_book == "B6"){
        		var option0 = new Option("100g", "100", false);
        		var option1 = new Option("150g", "150", false); mArr = 2;
            }else{
        		var option0 = new Option("100g", "100", false); mArr = 1;
            }
        }else{
            var option0 = new Option("150g", "150", false); mArr = 1;
        }
    	for(i=0; i<mArr; i++) pweight.options[i] = eval("option"+i);
    	pweight.options[0].selected = true;
    }