How to set the intro showed only the start

<krpano version="1.18"  title="title" onstart="startup();" >
	<include url="skin/vtourskin.xml" />
	<include url="plugins/showtext.xml" />
<contextmenu touch="false" />
<skin_settings maps="false"
	               maps_type="bing"
	               maps_bing_api_key=""
	               maps_zoombuttons="false"
	               gyro="true"
	               title="true"
	               thumbs="true"
	               thumbs_width="120" thumbs_height="80" thumbs_padding="10" thumbs_crop="0|40|240|160"
	               thumbs_opened="false"
	               thumbs_text="false"
	               thumbs_dragging="true"
	               thumbs_onhoverscrolling="false"
	               thumbs_scrollbuttons="false"
	               thumbs_scrollindicator="false"
	               thumbs_loop="false"
	               tooltips_thumbs="false"
	               tooltips_hotspots="false"
	               tooltips_mapspots="false"
	               loadscene_flags="MERGE"
	               loadscene_blend="BLEND(0.5)"
	               controlbar_offset="20"
	/>


	<action name="startup">
		if(startscene === null, copy(startscene,scene[0].name));
		loadscene(get(startscene), null, MERGE);
		tween(view.hlookat, 0, 2.5, easeInOutQuad );
		wait(3);
		tween(view.vlookat, -20, 2.5, easeInOutQuad );
		tween(view.fov, 80, 2.5, easeInOutQuad );
		tween(view.fisheyefovlink, .3, 2.5, easeInOutQuad );
		tween(view.fisheye, 0.33, 2.5, easeInOutQuad);
		tween(view.architectural, .35, 2.5, easeInOutQuad);
		wait(5);
		set(display.flash10,on);
		tween(display.details,32);
		set(display.stillquality,HIGH);
		set(display.stillquality10,HIGH);
		tween(view.fovmax,120);
	</action>
	
	<textstyle name="textstyle"
		font="Arial" 
		fontsize.no-mobile="12" 
		fontsize.mobile="20" 
		bold="true" 
		background="true" 
		backgroundcolor="0x000000" 
		backgroundalpha="0.667" 
		border="true" borderwidth="2" 
		bordercolor="0xFFFFFF" 
		roundedge="10" 
		textcolor="0xFFFFFF" 
		padding="6 10" 
		textalign="center" 
		yoffset.no-touch="-25" 
		yoffset.touch="-60"
	/>	
	
	
	<style name="letter"
	   capture="false" handcursor="false"
	   fillcolor="0xffff00" fillalpha="0.80"
	   bordercolor="0xffff00" borderalpha="0.80"
	   onover="tween(alpha, 0.5, 0.80);"
	   onout="tween(alpha, 1.0, 0.50);"
	   ondown.touch="onover(); asyncloop(pressed, onhover(); );"
	   onup.touch="onout();"
   />
		
	<scene name="scene_p1" title="Start" onstart="" thumburl="panos/p1.tiles/thumb.jpg" lat="" lng="" heading=""  >
		<view 
			hlookat ="-177.807361"
			vlookat ="90.000000"
			camroll ="0.000000"
			fov ="150.000000"
			fovmin ="50.550680"
			fovmax ="150.000000"
			maxpixelzoom ="1.000000"
			limitfov ="true"
			fisheye ="1.00"
			fisheyefovlink="0.50"
			stereographic ="true"
			architectural ="0.0"
			architecturalonlymiddle="false"
			limitview ="auto"
			hlookatmin ="NaN"
			hlookatmax ="NaN"
			vlookatmin ="NaN"
			vlookatmax ="NaN"
		/>


		<preview url="panos/p1.tiles/preview.jpg" />
			<image type="CUBE" multires="true" tilesize="512">
			<level tiledimagewidth="2242" tiledimageheight="2242">
				<cube url="panos/p1.tiles/%s/l3/%v/l3_%s_%v_%h.jpg" />
			</level>
			<level tiledimagewidth="1122" tiledimageheight="1122">
				<cube url="panos/p1.tiles/%s/l2/%v/l2_%s_%v_%h.jpg" />
			</level>
			<level tiledimagewidth="512" tiledimageheight="512">
				<cube url="panos/p1.tiles/%s/l1/%v/l1_%s_%v_%h.jpg" />
			</level>
			<mobile>
				<cube url="panos/p1.tiles/mobile_%s.jpg" />
			</mobile>
		</image>
		<hotspot name="spot1" style="skin_hotspotstyle" ath="13.689" atv="4.061" linkedscene="scene_p2" onhover="showtext(title1,textstyle);" />
		
		<hotspot name="spot2" url="skin/point.png" style="letter" ath="-1.002" atv="-24.235" onhover="showtext( title2 ,textstyle)" /> 


	</scene>
	
	<scene name="scene_p2" ..............