hey i wana make tht when i click play now it closes interface and i can play




this is image of my interface .....
click here for link if u cant see it



Code:
   public static void Welcomescreen(RSFont arsfont[])
	{
        RSInterface rsinterface = addTabInterface(19901);
        addSprite(19902, 1, "Interfaces/Welcomescreen/BG");
	addHoverButton(19903, "Interfaces/Welcomescreen/TAB", 1, 146, 44, "Visit The Forums", -1, 19904, 1);
        addHoveredButton(19904, "Interfaces/Welcomescreen/TAB", 2, 146, 44, 19905);
	addHoverButton(19906, "Interfaces/Welcomescreen/TAB", 3, 146, 44, "Vote For Us", -1, 19907, 1);
        addHoveredButton(19907, "Interfaces/Welcomescreen/TAB", 4, 146, 44, 19908);
	addHoverButton(19909, "Interfaces/Welcomescreen/TAB", 5, 146, 44, "Upgrade Your Account", -1, 19910, 1);
        addHoveredButton(19910, "Interfaces/Welcomescreen/TAB", 6, 146, 44, 19911);
	addHoverButton(19912, "Interfaces/Welcomescreen/PLAYNOW", 1, 225, 51, "Play Now!", -1, 19913, 1);
        addHoveredButton(19913, "Interfaces/Welcomescreen/PLAYNOW", 2, 225, 51, 19914);
        addText(19915, "Welcome To Project Techno", arsfont, 0, 0xffa500, false, true);
        addText(19916, "Added full dicing same as rs", arsfont, 0, 0x000080, false, true);
        addText(19917, "Added new character models", arsfont, 0, 0x000080, false, true);
        addText(19918, "Added staffzone", arsfont, 0, 0x000080, false, true);
        addText(19919, "           ", arsfont, 0, 0x000080, false, true);
        addText(19920, "           ", arsfont, 0, 0x000080, false, true);
        addText(19921, "           ", arsfont, 0, 0x000080, false, true);
        addText(19922, "Will add fullscreen soon :) ", arsfont, 0, 0x000080, false, true);
        rsinterface.totalChildren(17);
        rsinterface.child(0, 19902, 0, 0);
        rsinterface.child(1, 19903, 28, 28);
        rsinterface.child(2, 19904, 28, 28);
        rsinterface.child(3, 19906, 188, 28);
        rsinterface.child(4, 19907, 188, 28);
        rsinterface.child(5, 19909, 348, 28);
        rsinterface.child(6, 19910, 348, 28);
        rsinterface.child(7, 19912, 144, 276);
        rsinterface.child(8, 19913, 144, 276);
        rsinterface.child(9, 19915, 205, 12);
        rsinterface.child(10, 19916, 140, 118);
        rsinterface.child(11, 19917, 140, 135);
        rsinterface.child(12, 19918, 140, 152);
        rsinterface.child(13, 19919, 140, 169);
        rsinterface.child(14, 19920, 140, 186);
        rsinterface.child(15, 19921, 140, 203);
        rsinterface.child(16, 19922, 140, 220);
	}
this is my interface code

can anyone tell me what to do??

please i will rep++!!!!!