{
var1="../java_assets/pdfBlock.jpg";"blocks"
var2="../java_assets/pdfHardware.jpg";"complemtary hardware"
var3="../java_assets/pdfFurling.jpg";"headsail handling"
var4="../java_assets/pdfMainsail.jpg";"mainsail handling"
var5="../java_assets/pdfTraveler.jpg";"travelers"
var6="../java_assets/pdfWinch.jpg";"winches"	
now=new Date()
num=(now.getSeconds() )%5
num=num+1
quot="'"
document.write("<img src=" + quot + eval("var"+num) + quot +">")
}