<html> <head> <script type="text/javascript" charset="utf-8" src="js/jquery-1.7.2.min.js"></script> </head> <body> <select name="sweets" id="select"> <option value="1" selected="selected">1</option> <option value="2">2</option> <option value="3">3</option> <option value="4">4</option> </select> <select name="sweets" id="type"> <option value="cr" selected="selected">Kr</option> <option value="ekr">Ekr</option> </select> <br /><br /><br /><br /><br /><br /> <div> Цена 1 - <span id="1">0</span><br /> Цена 2 - <span id="2">0</span><br /> Цена 3 - <span id="3">0</span><br /> </div> <script> var exp_cr_5 = [10500, 2, 4]; var exp_cr_10 = [100, 500]; var exp_cr_15 = [100, 500]; var exp_cr_20 = [100, 500]; for(var ind = 0; ind < 3; ind++) { var s[ind] = check_sum(exp_cr_5[1], exp_cr_5[2]); } function process_rune(type, level) { var s_1 = check_sum(exp_cr_5[1], exp_cr_5[2]); $("#1").text(s_1+' = '+wins(exp_cr_5[0], s_1)); } function check_sum(koef_1, koef_2) { var summ_180 = 22*koef_1; var summ_360 = 30*koef_2; var summ_all = summ_180+summ_360; return summ_all; } function wins(exp, level) { var r = exp/level; return r; } $("#select").change(function () { process_rune(1, 1); }); </script> </body> </html>