SO - 19385107

by Arun P Johny

HTML

<p><a class="btn btn-primary btn-lg disabled" id="up1btn">Purchase: C100</a></p>
<button onclick="btnClick()">Test</button><span id="timesClicked"></span>

CSS

.disabled {
    color: red;
}

JavaScript

var timesClicked = 0; //main click variable
var CPC = 5;
var up1cost = 100; //cost for upgrade 1


function btnClick(){
    timesClicked = timesClicked + CPC; //increases clicks by 1  
    $("#timesClicked").html(timesClicked) //parses over via jquery
    if(timesClicked <= up1cost){
        $("#up1btn").addClass("disabled")
    } else {
        $("#up1btn").removeClass("disabled")
    }   
    return true; 
}