part3 = document.referrer;
part1 = part3.split("//");
if (part1.length > 1){
part3="";
for (i=1;i<=part1.length-1;i++) {
 part3 = part3 + ""+ part1[i];
}
}
part1 = part3.split("/");
part3="";
for (i=1;i<=part1.length-1;i++) {
 part3 = part3 + "/"+ part1[i];
}
 
//alert(part3);

	if (
	
		part3 == "/smarttools" || 
		part3 == "/Default.aspx?ID=3705" || 
		part3 == "/Default.aspx?ID=3706" || 
		part3 == "/Default.aspx?ID=3707" || 
		part3 == "/Default.aspx?ID=3708" || 
		part3 == "/Default.aspx?ID=3709" || 
		part3 == "/Default.aspx?ID=3710" || 
		part3 == "/Default.aspx?ID=3711" || 
		part3 == "/Default.aspx?ID=3733" || 
		part3 == "/Default.aspx?ID=3734" || 
		part3 == "/Default.aspx?ID=3740" || 
		part3 == "/Default.aspx?ID=3742" ||	
		part3 == "/Default.aspx?ID=3705&Purge=True" || 
		part3 == "/Default.aspx?ID=3706&Purge=True" || 
		part3 == "/Default.aspx?ID=3707&Purge=True" || 
		part3 == "/Default.aspx?ID=3708&Purge=True" || 
		part3 == "/Default.aspx?ID=3709&Purge=True" || 
		part3 == "/Default.aspx?ID=3710&Purge=True" || 
		part3 == "/Default.aspx?ID=3711&Purge=True" || 
		part3 == "/Default.aspx?ID=3733&Purge=True" || 
		part3 == "/Default.aspx?ID=3734&Purge=True" || 
		part3 == "/Default.aspx?ID=3740&Purge=True" || 
		part3 == "/Default.aspx?ID=3742&Purge=True" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools.aspx?Purge=True" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Image-Quality-Calculator.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Image-Quality-Calculator.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Screen-Size-Calculator.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Unit-Converter.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Screen-Selection.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Screen-Selection/Front-projection-screens.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Screen-Selection/Rear-projection-screens.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Screen-Selection/Front-screen-material.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Videos.aspx" ||
		part3 == "/dnp-SmartTools-(Mobilesite)/dnp-SmartTools/Contacts.aspx" 
		
		)
	{
	
		document.location = document.referrer;
	}