<html>
<head>
<!-- link style sheet -->
<link href="../css/main.css" rel="stylesheet" type="text/css">
<!--starts scripting-->
<script type="text/javascript">
function load_game()
{
//declare arrays and variables for use below
var numbers1 = new Array();
var numbers2 = new Array();
var answers = new Array();
var operators= new Array();
var opt = new Array();
var ans = new Array();
var score=0;
var mks=2;
for (x = 0; x < 10; x++){
//generating random numbers
numbers1[x] = (Math.floor(Math.random()*101));
numbers2[x] = (Math.floor(Math.random()*101));
operators[x] = (Math.floor(Math.random()*4));
}
//promt to user to input answers
for (z = 0; z < 10; z++){
if(operators[z]==0)
{
opt[z]='+';
answers[z] = prompt(numbers1[z]+" + "+numbers2[z],"");
ans [z] = numbers1[z] + numbers2[z];
}
if(operators[z]==1)
{
opt[z]='-';
answers[z] = prompt(numbers1[z]+" - "+numbers2[z],"");
ans [z] = numbers1[z] - numbers2[z];
}
if(operators[z]==2)
{
opt[z]='*';
answers[z] = prompt(numbers1[z]+" * "+numbers2[z],"");
ans [z] = numbers1[z] * numbers2[z];
}
if(operators[z]==3)
{
opt[z]='/';
answers[z] = prompt(numbers1[z]+" / "+numbers2[z],"Round answer into 2 decimal points");
ans [z] =Math.round(numbers1[z] / numbers2[z]*100)/100;
}
if(isNaN(answers[z])){
alert("Invalid Answer");
z=z-1;
}
}
//Display results..
for(i=0;i<10;i++){
document.write((i+1)+") "+numbers1[i]+opt[i]+numbers2[i]+"= ");
//check for correct answer
if(answers[i]==ans[i])
{
document.write(answers[i]+" ..... Well done!! correct answer.<br/>");
score=score+mks;
}
// check whether the answered or skipped
else if(answers[i]=="" || answers[i]==null){
document.write(" ...... skipped by the player.<br/>");
}
// when answer is incorrect
else
{
document.write(answers[i]+" ..... Oops!! incorrect, The correct answer is:"+ans[i]+".<br/>");
}
}
document.write("<br/>Your Score is: "+score); //DISPALY SCORE
//Change background color according to the score
if(score < 6){
document.bgColor='#F6358A';
}
else if(score < 10){
document.bgColor='#46C7C7';
}
else if(score < 16){
document.bgColor='#4CC417';
}
else{
document.bgColor='#6698FF';
}
}
</script>
</head>
<body bgcolor='#FFCC66'>
<br/><h1 align="center">** Welcome To Maths Game **</h1>
<script>
load_game(); //run the game..
</script>
<p>
<font size="2" ><br/><hr /><a href="mailto:wmwaves@gmail.com"> wmwaves@gmail.com</a>
</br> Last modified: 15 May 2011 </font>
</p>
</body>
</html>
