Стоимость игрока (Fifa)

<script language ="javascript">  
function GetCost() {  
var pos = document.getElementById('pos');  
var fll = document.getElementById('skill');  
var agv = document.getElementById('age');  
var age = agv.value;  
var skill = fll.value;  
var position = pos.value;  
var result = ((skill*skill*skill*skill)/( ((100-skill)/skill)*(110-skill) ));  
if (position==="cb") {result *=2;}  
if (position==="rblb") {result *=2.2;}  
if (position==="rwblwb") {result *=2.4;}  
if (position==="cdm") {result *=2.5;}  
if (position==="cm") {result *=2.7;}  
if (position==="rmlm") {result *=2.9;}  
if (position==="rwmlwm") {result *=3.2;}  
if (position==="cam") {result *=3.3;}  
if (position==="st") {result *=3.5;}  
result *=((35-age)*0.1);  
if (result>150000000) {result=150000000;}  
outt="Стоимость игрока "+Math.round(result/1000000)+" млн.$ (Точная цена :"+Math.round(result)+")";  
document.all.cost.size=outt.length+3;  
document.all.cost.value=outt;  
}  
</script>  

<TABLE>  
<TBODY><TR><TD>  
<FONT face="Verdana">  
<INPUT type="text" name="cost" id="cost" value="Стоимость игрока" size="50" readonly="readonly">  
<TABLE border="0">  
<TBODY><TR><TD>Выберите позицию</TD><TD><SELECT name="position" id="pos"><OPTION value="gk">GK  
<OPTION value="cb">CB,SW  
<OPTION value="rblb">RB,LB  
<OPTION value="rwblwb">RWB,LWB  
<OPTION value="cdm">CDM  
<OPTION value="cm">CM  
<OPTION value="rmlm">RM,LM  
<OPTION value="cam">CAM  
<OPTION value="rwmlwm">RWM,LWM  
<OPTION value="st">ST,CF,LF,RF  
</SELECT></TD></TR><TR><TD>Скилл игрока</TD><TD><INPUT type="text" name="skill" id="skill" value="80" size="2" maxlength="2">  
<INPUT type="button" name="plbut" id="plbut" value="+" onclick='plus1(100,"skill");'>  
<INPUT type="button" name="mbut" id="mbut" value="-" onclick='min1(0,"skill");'>  
</TD><script>  
function plus1(limit,name) {  
eval("newint= parseInt(document.all."+name+".value)+1;");  
if (newint<limit)  
{eval("document.all."+name+".value=newint;");}}  
function min1(limit,name) {  
eval("newint= parseInt(document.all."+name+".value)-1;");  
if (newint>limit)  
{eval("document.all."+name+".value=newint;");}}  
</script></TR><TR><TD>Возраст игрока</TD><TD>  
<INPUT type="text" name="age" id="age" value="25" size="2" maxlength="2">  
<INPUT type="button" name="plbut2" id="plbut2" value="+" onclick='plus1(35,"age");'>  
<INPUT type="button" name="mbut2" id="mbut2" value="-" onclick='min1(14,"age");'>  
</TD></TR></TBODY></TABLE>  
<INPUT type="button" name="but" id="but" value="Посчитать" onclick="GetCost();">  
</TD></TR></TBODY></TABLE><!-- </body> --></td></tr></table>  
</td>