<div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial"><DIV>Hi Alberto:</DIV>
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<DIV> I try to make the loding kml files run in backgroud instead of opertion in m<SPAN class="highlight" space="" rightZone="0|6" leftZone="0|6">anually</SPAN>,So I use the VectorGPEDriver loading s<SPAN class="highlight" space="" rightZone="0|6" leftZone="0|6">everal kml files.and it's work.</SPAN></DIV>
<DIV><SPAN class="highlight" space="" rightZone="0|6" leftZone="0|6"> The qusetion is how could I hide one of them in backgroud instead of opertion m<SPAN class="highlight" space="" rightZone="0|6" leftZone="0|6">anually</SPAN>.I tried the function ˇ°driver.getOverlay().setVisible(false);ˇ± , But it's not work</SPAN></DIV>
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<DIV><SPAN class="highlight" space="" rightZone="0|6" leftZone="0|6"> And loading the kml file cost so much time that the screen show black more then ten second. So ,how can we improve it.</SPAN></DIV>
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<DIV><SPAN class="highlight" space="" rightZone="0|6" leftZone="0|6"> yours:lori</SPAN></DIV>
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