<!-- Begin

var toiletsNeeded;
toiletsNeeded = new Array(21);
toiletsNeeded[0]  = new Array(  0,  0,  0,  0,  0,  0,  0,  0,  0,  0);
toiletsNeeded[1]  = new Array(  2,  2,  2,  2,  2,  3,  3,  3,  3,  3);
toiletsNeeded[2]  = new Array(  2,  3,  3,  4,  4,  4,  4,  4,  4,  5);
toiletsNeeded[3]  = new Array(  3,  4,  5,  6,  6,  7,  7,  7,  7,  7);
toiletsNeeded[4]  = new Array(  5,  8, 10, 11, 12, 13, 13, 14, 14, 14);
toiletsNeeded[5]  = new Array(  7, 12, 15, 16, 18, 18, 19, 20, 20, 21);
toiletsNeeded[6]  = new Array( 10, 16, 19, 22, 24, 25, 25, 27, 27, 28);
toiletsNeeded[7]  = new Array( 12, 20, 24, 27, 29, 31, 32, 33, 33, 34);
toiletsNeeded[8]  = new Array( 14, 24, 28, 33, 35, 37, 37, 39, 41, 41);
toiletsNeeded[9]  = new Array( 17, 27, 34, 38, 41, 42, 46, 46, 47, 48);
toiletsNeeded[10] = new Array( 20, 32, 38, 44, 48, 49, 50, 51, 53, 54);
toiletsNeeded[11] = new Array( 24, 39, 47, 54, 58, 62, 64, 66, 67, 68);
toiletsNeeded[12] = new Array( 30, 48, 61, 68, 73, 78, 80, 81, 82, 85);
toiletsNeeded[13] = new Array( 37, 57, 70, 81, 87, 92, 94, 99,102,104);
toiletsNeeded[14] = new Array( 42, 68, 84, 95,100,110,111,113,116,118);
toiletsNeeded[15] = new Array( 48, 77, 95,107,115,120,127,131,133,136);
toiletsNeeded[16] = new Array( 60, 96,122,133,146,156,159,162,165,171);
toiletsNeeded[17] = new Array( 73,114,141,163,174,184,188,194,197,201);
toiletsNeeded[18] = new Array( 95,156,188,217,231,243,249,257,266,271);
toiletsNeeded[19] = new Array(120,192,238,267,290,305,312,322,330,337);
toiletsNeeded[20] = new Array(177,292,357,403,432,455,470,485,491,508);
toiletsNeeded[21] = new Array(239,378,475,515,542,562,583,593,620,633);

function calcConstruction(form) {
var toilets = (eval(form.workers.value) + 9) / 10;
form.constructionUnits.value = Math.floor(toilets);
}

function calcEvent(form) {
var toilets;
var factor = 1;
toilets = new Array(10);
toilets = toiletsNeeded[form.maxAttendance.value];
if (form.alcohol.checked) {
	factor = 1.13;
}

form.eventUnits1.value = Math.round(toilets[0] * factor);
form.eventUnits2.value = Math.round(toilets[1] * factor);
form.eventUnits3.value = Math.round(toilets[2] * factor);
form.eventUnits4.value = Math.round(toilets[3] * factor);
form.eventUnits5.value = Math.round(toilets[4] * factor);
form.eventUnits6.value = Math.round(toilets[5] * factor);
form.eventUnits7.value = Math.round(toilets[6] * factor);
form.eventUnits8.value = Math.round(toilets[7] * factor);
form.eventUnits9.value = Math.round(toilets[8] * factor);
form.eventUnits10.value = Math.round(toilets[9] * factor);
}
//  End -->