tooltips.register(upgrades.upgradeColorCombo, genTooltip(
                          function():String
                          {
                              var val:Float = levelConvert(false, 3, upgrades.upgradeColorCombo.level);
                              var valN:Float = levelConvert(false, 3, upgrades.upgradeColorCombo.level + 1);

                              var lvl:Int = upgrades.upgradeColorCombo.level;
                              var lCap:Int = levelCap(false, 3);

                              return "<font color='#00FF00'>Color Combo</font>\n-----------------------------\n\n" +
                              "Level <font color='#00FFFF'>" + upgrades.upgradeColorCombo.level + "</font>" +
                              ((lCap==-1)?"\n":"/<font color='#00FFFF'>" + lCap + "</font>\n") +
                              ((lvl >= lCap || lCap==-1)?"\n\n":("Costs <font color='#CC0000'>" + UIUtil.bigNum(upgrades.upgradeColorCombo.cost) + "</font> Mass\n\n")) +
                              "Chance to spawn a block of the next color\n" +
                              "when picking one up.\n\n" +
                              "Currently: <font color='#FFFF00'>" + toPercent(val) + "%</font> chance\n" +
                              ((lvl<lCap || lCap==-1)?("Next level: <font color='#FFFF00'>" + toPercent(valN) + "%</font> chance"):"");
                          },
                          320, 126, 1,
                          function():Bool { return true; }, true),
                          new IntPoint(189 - 160, 4 - 126));