var zv_postimagenum;var zv_flydelay=40;var zv_nextrounddelay=8000;var zv_tohide=1;var zv_toshow=2;var zv_groupid='zv_img';var zv_running=false;function zv_gallery_run(rerun){if(rerun){zv_running=false;}
if(!zv_running){setTimeout("zv_hideit('"+zv_tohide+"','"+zv_toshow+"');",zv_flydelay);}
zv_running=true;var zstart;var zend;switch(zv_postimagenum){case 1:zstart=1;zend=1;break;case 2:zstart=zv_toshow;zend=zv_tohide;break;default:zstart=zv_toshow;zend=zv_toshow+1;if(zend>zv_postimagenum){zend=1;}
break;}
zv_tohide=zstart;zv_toshow=zend;}
var zv_displacement=55;var zv_hide_pos=0;var zv_show_pos=250;function zv_hideit(id,toshow){document.getElementById(zv_groupid+id).style.position='relative';zv_hide_pos=zv_hide_pos+zv_displacement;document.getElementById(zv_groupid+id).style.top='-'+zv_hide_pos+'px';if(zv_hide_pos<230){setTimeout("zv_hideit('"+id+"','"+toshow+"')",zv_flydelay);}else{zv_hide_pos=0;setTimeout("zv_showit('"+toshow+"','"+id+"')",zv_flydelay);document.getElementById(zv_groupid+id).style.display='none';document.getElementById(zv_groupid+toshow).style.position='relative';document.getElementById(zv_groupid+toshow).style.top=zv_show_pos+'px';document.getElementById(zv_groupid+toshow).style.display='block';}}
function zv_showit(id,tohide){document.getElementById(zv_groupid+id).style.position='relative';zv_show_pos=zv_show_pos-40;document.getElementById(zv_groupid+id).style.top=zv_show_pos+'px';if(zv_show_pos>0){setTimeout("zv_showit('"+id+"','"+tohide+"')",zv_flydelay);}else{document.getElementById(zv_groupid+id).style.top='0px';zv_show_pos=250;setTimeout("zv_gallery_run(true);",zv_nextrounddelay);}}
function zv_getnumofimages(){var stopat=1;var tryx;for(var i=1;i<30;i++){try{tryx=document.getElementById(zv_groupid+i).innerHTML;}catch(e){stopat=i;break;}}
zv_postimagenum=stopat-1;if(zv_postimagenum==1){zv_toshow=1;}else{zv_toshow=2;}
if(zv_postimagenum){if(zv_postimagenum>1){for(var x=2;x<=zv_postimagenum;x++){document.getElementById(zv_groupid+x).style.display='none';document.getElementById(zv_groupid+x).style.visibility='visible';}}
setTimeout("zv_gallery_run();",zv_nextrounddelay);}}
function zv_addLoadEvent(func){var oldonload=window.onload;if(typeof window.onload!='function'){window.onload=func;}else{window.onload=function(){if(oldonload){oldonload();}
func();}}}
zv_addLoadEvent(zv_getnumofimages);