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    <title>Калкулатор лазерно рязане</title>            <meta charset="utf-8">
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<script type="text/javascript">
    //<!--
    

function updateThickness()
{
    var material_type = document.fcalc.material_type.value*1;
    var i;
    
    for(i = document.fcalc.material_thick.options.length - 1 ; i >= 0 ; i--)
    {
        document.fcalc.material_thick.remove(i);
    }
    
    switch (material_type)
    {
        case 1:
            document.fcalc.material_thick.options[0] = new Option('0.5mm', '0.5');
            document.fcalc.material_thick.options[1] = new Option('0.8mm', '0.8'); 
            document.fcalc.material_thick.options[2] = new Option('1.0mm', '1'); 
            document.fcalc.material_thick.options[3] = new Option('1.2mm', '1.2'); 
            document.fcalc.material_thick.options[4] = new Option('1.5mm', '1.5'); 
            document.fcalc.material_thick.options[5] = new Option('2.0mm', '2'); 
            document.fcalc.material_thick.options[6] = new Option('2.5mm', '2.5'); 
            document.fcalc.material_thick.options[7] = new Option('3mm', '3'); 
            document.fcalc.material_thick.options[8] = new Option('4mm', '4'); 
            document.fcalc.material_thick.options[9] = new Option('5mm', '5'); 
            document.fcalc.material_thick.options[10] = new Option('6mm', '6'); 
            document.fcalc.material_thick.options[11] = new Option('8mm', '8');
            document.fcalc.material_thick.options[12] = new Option('10mm', '10');
            document.fcalc.material_thick.options[13] = new Option('12mm', '12');
            document.fcalc.material_thick.options[14] = new Option('14mm', '14');
            document.fcalc.material_thick.options[15] = new Option('15mm', '15');
            document.fcalc.material_thick.options[16] = new Option('16mm', '16');
            break;
        case 2:
            document.fcalc.material_thick.options[0] = new Option('0.5mm', '0.5');
            document.fcalc.material_thick.options[1] = new Option('0.8mm', '0.8'); 
            document.fcalc.material_thick.options[2] = new Option('1.0mm', '1'); 
            document.fcalc.material_thick.options[3] = new Option('1.2mm', '1.2'); 
            document.fcalc.material_thick.options[4] = new Option('1.5mm', '1.5'); 
            document.fcalc.material_thick.options[5] = new Option('2.0mm', '2'); 
            document.fcalc.material_thick.options[6] = new Option('2.5mm', '2.5'); 
            document.fcalc.material_thick.options[7] = new Option('3mm', '3'); 
            document.fcalc.material_thick.options[8] = new Option('4mm', '4'); 
            document.fcalc.material_thick.options[9] = new Option('5mm', '5'); 
            document.fcalc.material_thick.options[10] = new Option('6mm', '6'); 
            break;
        case 3:
            document.fcalc.material_thick.options[0] = new Option('0.5mm', '0.5');
            document.fcalc.material_thick.options[1] = new Option('0.8mm', '0.8'); 
            document.fcalc.material_thick.options[2] = new Option('1.0mm', '1'); 
            document.fcalc.material_thick.options[3] = new Option('1.2mm', '1.2'); 
            document.fcalc.material_thick.options[4] = new Option('1.5mm', '1.5'); 
            document.fcalc.material_thick.options[5] = new Option('2.0mm', '2'); 
            document.fcalc.material_thick.options[6] = new Option('2.5mm', '2.5'); 
            document.fcalc.material_thick.options[7] = new Option('3mm', '3'); 
            document.fcalc.material_thick.options[8] = new Option('4mm', '4'); 
            document.fcalc.material_thick.options[9] = new Option('5mm', '5'); 
            document.fcalc.material_thick.options[10] = new Option('6mm', '6'); 
            break;
        case 4:
            document.fcalc.material_thick.options[0] = new Option('0.5mm', '0.5');
            document.fcalc.material_thick.options[1] = new Option('0.8mm', '0.8'); 
            document.fcalc.material_thick.options[2] = new Option('1.0mm', '1'); 
            document.fcalc.material_thick.options[3] = new Option('1.2mm', '1.2'); 
            document.fcalc.material_thick.options[4] = new Option('1.5mm', '1.5'); 
            document.fcalc.material_thick.options[5] = new Option('2.0mm', '2'); 
            document.fcalc.material_thick.options[6] = new Option('2.5mm', '2.5'); 
            document.fcalc.material_thick.options[7] = new Option('3mm', '3'); 
            break;
        case 5:
            document.fcalc.material_thick.options[0] = new Option('0.5mm', '0.5');
            document.fcalc.material_thick.options[1] = new Option('0.8mm', '0.8'); 
            document.fcalc.material_thick.options[2] = new Option('1.0mm', '1'); 
            document.fcalc.material_thick.options[3] = new Option('1.2mm', '1.2'); 
            document.fcalc.material_thick.options[4] = new Option('1.5mm', '1.5'); 
            document.fcalc.material_thick.options[5] = new Option('2.0mm', '2'); 
            document.fcalc.material_thick.options[6] = new Option('2.5mm', '2.5'); 
            document.fcalc.material_thick.options[7] = new Option('3mm', '3'); 
            break;
    }
}
function checkErr()
{
    if (isNaN(document.fcalc.contour_count.value) || (document.fcalc.contour_count.value==""))
    {
        document.fcalc.contour_count.style.backgroundColor = "red";
    } else document.fcalc.contour_count.style.backgroundColor = "white";
    
    if (isNaN(document.fcalc.cut_length.value) || (document.fcalc.cut_length.value==""))
    {
        document.fcalc.cut_length.style.backgroundColor = "red";
    } else document.fcalc.cut_length.style.backgroundColor = "white";
    
    if (isNaN(document.fcalc.detail_count.value) || (document.fcalc.detail_count.value==""))
    {
        document.fcalc.detail_count.style.backgroundColor = "red";
    } else document.fcalc.detail_count.style.backgroundColor = "white";
}


function calcprice()

{

//The five variables we are going to use in the formula

var material_type=document.fcalc.material_type.value*1;
var material_thick=document.fcalc.material_thick.value*1;
var thick_ind = document.fcalc.material_thick.selectedIndex;
var contour_count=document.fcalc.contour_count.value*1;
var cut_len=document.fcalc.cut_length.value*1;
var detail_count=document.fcalc.detail_count.value*1;
var term_num=document.fcalc.term.value*1;

var o2_price = 1.6;
var n2_price = 1.7;
var satic_expense=1.5;
var exp_coef=1.2;

var st_m3m = [
0.0082,
0.0082,
0.0082,
0.0093,
0.013,
0.0155,
0.0043,
0.0047,
0.0054,
0.0075,
0.0089,
0.017,
0.027,
0.036,
0.06,
0.15,
0.225];

var st_mm = [
9.5,
9,
8,
7,
5,
4.5,
3.4,
3.2,
2.8,
2,
1.7,
1.3,
0.9,
0.7,
0.6,
0.5,
0.4];

var ss_m3m =[
0.028,
0.03,
0.032,
0.036,
0.042,
0.102,
0.205,
0.22,
0.5,
1.24,
3];

var ss_mm = [
15,
14,
13,
11,
9,
4,
3,
2.8,
2,
1.1,
0.6];

var coeff = 1;
var material_type_coeff=1;
var detail_num_coeff=1;
var contour_coeff = 1;
var term_coeff = 1;
var length_coeff=1;
var s_price = 0;
var total_price=0;
var price_reduction=1;

checkErr();
    document.fcalc.single_price.value = "";
    document.fcalc.total_price.value = "";

switch (material_type)
{
    case 1:
        //material_type_coeff = 1;
        if (material_thick < 6)
        {
            s_price = (((st_m3m[thick_ind] * o2_price * exp_coef) + satic_expense + material_thick / 2)/st_mm[thick_ind])*cut_len;
        } else s_price = (((st_m3m[thick_ind] * o2_price * exp_coef) + satic_expense + material_thick / 3)/st_mm[thick_ind])*cut_len;
        break;
    case 2:
        //material_type_coeff = 1.2;
        s_price = (((ss_m3m[thick_ind] * n2_price * exp_coef) + satic_expense + (material_thick / 2))/ss_mm[thick_ind])*cut_len;
        break;
    case 3:
        s_price = (((ss_m3m[thick_ind] * n2_price * exp_coef) + satic_expense + (material_thick / 2))/ss_mm[thick_ind])*cut_len;
        break;
    case 4:
        s_price = (((ss_m3m[thick_ind] * n2_price * exp_coef) + satic_expense + (material_thick / 2))/ss_mm[thick_ind])*cut_len;
        break;
    case 5:
        s_price = (((ss_m3m[thick_ind] * n2_price * exp_coef) + satic_expense + (material_thick / 2))/ss_mm[thick_ind])*cut_len;
        break;
}

if (!isNaN(detail_count) && !isNaN(contour_count) && !isNaN(cut_len) && (detail_count>0) && (contour_count>0) && (cut_len>0))
{
    switch (detail_count)
    {
        case 1: 
            detail_num_coeff = 1.7;
            break;
        case 2: 
            detail_num_coeff = 1.5;
            break;
        case 3: 
            detail_num_coeff = 1.3;
            break;            
        case 4: 
            detail_num_coeff = 1.15;
            break;
        case 5: 
            detail_num_coeff = 1;
            break;
        default: detail_num_coeff = 1;
    }
    
    contour_coeff = contour_count*0.12;
    
    if (material_thick < 5) coeff = 0.6
    else coeff = 0.8
    
    switch (term_num)
    {
        case 1: 
            term_coeff = 1.3;
            break;
        case 2: 
            term_coeff = 1.15;
            break;
        case 3: 
            term_coeff = 1;
            break;
        default: term_coeff = 1;
    }
    
    if (cut_len<10)
        length_coeff=1
        else if (cut_len>=10) length_coeff=0.95;
        
    
    s_price = s_price + contour_coeff;
    //s_price = ((st_m3m[thick_ind] * o2_price * exp_coef) + satic_expense + material_thick / 2)/st_mm[thick_ind];
    //s_price = coeff*(detail_num_coeff*material_type_coeff*length_coeff*cut_len*material_thick*term_coeff + contour_coeff);
    s_price = Math.round(s_price * 100) / 100;
    
    total_price = detail_count * s_price;
     if (total_price < 20) {
         if (material_thick < 6) total_price += 6
         else total_price += 10;
     }
    
    if ((total_price > 500) && (total_price < 1000)) price_reduction = 0.90
    else  if ((total_price > 1000) && (total_price < 2000)) price_reduction = 0.85
    else  if (total_price > 2000) price_reduction = 0.80
    else price_reduction = 1;
    
    total_price = total_price * price_reduction;
    total_price = Math.round(total_price * 100) / 100;
    
    s_price = total_price/detail_count;
    s_price = Math.round(s_price * 100) / 100;
    
    document.fcalc.single_price.value = s_price;
    document.fcalc.total_price.value = total_price;
}

}

    //-->
</script>
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            <h1 class="grid_12 text-line" role="heading">
                <span>Калкулатор лазерно рязане</span>
            </h1>

            <!-- Content box -->
           
                
                <section>
                    <h2></h2>
                    <form id="fcalc" name="fcalc">
<div><label>Вид материал</label><select name="material_type" onchange="updateThickness()">
<option selected="selected" value="1">Черна стомана</option>
<option value="2">Неръждаема стомана</option>
<option value="3">Алуминий</option>
<option value="4">Мед</option>
<option value="5">Месинг</option>
</select></div>
<div><label>Дебелина</label><select name="material_thick">
<option value="0.5">0.5mm</option>
<option value="0.8">0.8mm</option>
<option selected="selected" value="1">1.0mm</option>
<option value="1.5">1.5mm</option>
<option value="2">2.0mm</option>
<option value="2.5">2.5mm</option>
<option value="3">3.0mm</option>
<option value="4">4.0mm</option>
<option value="5">5.0mm</option>
<option value="6">6.0mm</option>
<option value="7">7.0mm</option>
<option value="8">8.0mm</option>
<option value="10">10.0mm</option>
<option value="12">12.0mm</option>
<option value="14">14.0mm</option>
<option value="15">15.0mm</option>
<option value="16">16.0mm</option>
</select></div>
<div><label>Брой контури на детайл</label><input type="text" value="" name="contour_count" /></div>
<div><label>Дължина на срез в метри</label><input type="text" value="" name="cut_length" /></div>
<div><label>Брой детайли</label><input type="text" value="" name="detail_count" /></div>
<div><label>Срок на изработка</label><select name="term">
<option value="1">24 часа + 30%</option>
<option value="2">2 дни + 15%</option>
<option selected="selected" value="3">3 дни - стандартно</option>
</select></div>
<br /> <br />
<div><input name="Input" type="button" value="Пресметни" onclick="calcprice()" /> <input name="reset2" type="reset" value="Изчисти" /></div>
<p><br /> <span style="font-size: 18px; color: #ff0000;"> Цената на материала НЕ Е включена.</span><br /> <label> Цена за брой (лв. без ДДС)</label><input type="text" name="single_price" size="15" readonly="readonly" /> <br /> <br /> <label> Общо (лв. без ДДС)</label><input type="text" name="total_price" size="15" readonly="readonly" /></p>
<p><span style="color: #ff0000;">Цените са приблизителни. За точни цени, свържете се с нас <a href="http://www.lasercut.bg" title="Калкулатор лазерно рязане" target="_blank">ТУК </a>.</span></p>
<p><span style="color: #ff0000;"> Минималната сума за  дебелини до 6мм е 10 лв. за дебелини над 6мм 15 лв.<br /> Много сложни контури или гравиране се оферират според време на рязане.</span></p>

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