document.write('<form name="AdvancedSearch"><table width="100%" border="0" cellspacing="8" cellpadding="0"><tr><td align="left"><span class="pollOther">Product Search</span></td></tr><tr><td><table width="100%" border="0" cellspacing="0" cellpadding="0"><tr><td align="left"><select name="cat1" class="myform" id="cat1" style="width: 125px;"  size="1" onChange="redirect(this.options.selectedIndex,\'subcat1\')"><option selected="selected">Select Product</option><option value="1">Generators</option><option value="2">Water pumps</option><option value="3">Marine engines</option><option value="4">Dynamo</option><option value="5">Air Compressor</option><option value="6">Welding Generators</option><option value="7">Spare parts</option></select><select name="subcat1" class="myform" id="subcat1" style="width: 78px;" size="1" onChange="go()"><option value="">Capacity</option></select></td></tr></table></td></tr></table></form>'); 

var groups=document.AdvancedSearch.cat1.options.length
var group=new Array(groups)
for (i=0; i<groups; i++)
group[i]=new Array()

group[0][0]=new Option("Capacity","")

group[1][0]=new Option("Capacity","")
group[1][1]=new Option("1.5 Kva - 6 Kva","product.php?list=1&mode=search_pd&option_pd=1")
group[1][2]=new Option("8.0 Kva - 15 Kva","product.php?list=1&mode=search_pd&option_pd=2")
group[1][3]=new Option("15 Kva - 50 Kva","product.php?list=1&mode=search_pd&option_pd=3")
group[1][4]=new Option("50 Kva - 200 Kva","product.php?list=1&mode=search_pd&option_pd=4")
group[1][5]=new Option("200 Kva - 500 Kva","product.php?list=1&mode=search_pd&option_pd=5")
group[1][6]=new Option("500 Kva - 2000 Kva","product.php?list=1&mode=search_pd&option_pd=6")

group[2][0]=new Option("Capacity","")
group[2][1]=new Option("19.2 m3/h - 150 m3/h","http://www.huutoan.com/en/product.php?cid=21&list=1")

group[3][0]=new Option("Công suất","")
group[3][1]=new Option("36.3 Hp","http://www.huutoan.com/en/product.php?cid=22&id=33")

group[4][0]=new Option("Capacity","")
group[4][1]=new Option("2.8 Kw - 10 Kw","product.php?list=1&mode=search_pd&option_pd=7")
group[4][2]=new Option("12 Kw - 30 Kw","product.php?list=1&mode=search_pd&option_pd=8")

group[5][0]=new Option("Capacity","")
group[5][1]=new Option("0.25 Hp - 5.0 Hp","product.php?list=1&mode=search_pd&option_pd=9")
group[5][2]=new Option("5.5 Hp - 10 Hp","product.php?list=1&mode=search_pd&option_pd=10")
group[5][3]=new Option("11 Hp - 20 Hp","product.php?list=1&mode=search_pd&option_pd=11")
group[5][4]=new Option("21 Hp - 125 HP","product.php?list=1&mode=search_pd&option_pd=12")

group[6][0]=new Option("Capacity","")
group[6][1]=new Option("40A – 220A","http://www.huutoan.com/en/product.php?cid=35&list=1")

group[7][0]=new Option("Spare parts","")
group[7][1]=new Option("detail","http://www.huutoan.com/en/product.php?cid=23&id=34")

function redirect(x,elem){
temp = document.AdvancedSearch[elem];
for (m=temp.options.length-1;m>0;m--)
temp.options[m]=null
for (i=0;i<group[x].length;i++){
temp.options[i]=new Option(group[x][i].text,group[x][i].value)
}
temp.options[0].selected=true
}

function go(){
location=temp.options[temp.selectedIndex].value
}