function showGrade(GradeID) { 
	popWin('http://www.kydex.com/products/showGrade.asp?GradeID=' + GradeID,665,480,'Datasheets');	
} 
function showDatasheet(ProductID,ProductType) { 
	popWin('products/datasheet_'+ProductID+'.asp#'+ProductType,665,480,'Datasheets');	
}