function onChange(obj) {
var Current = obj.sales_rental.selectedIndex;
var n = 1;
obj.price_low.options.length = 0;
obj.price_high.options.length = 0; 
if (obj.sales_rental.value == "S")
{
setsel(obj,"select.....","","0");
setsel(obj,"60,000","60000",n);n=n+1;
setsel(obj,"80,000","80000",n);n=n+1;
setsel(obj,"100,000","100000",n);n=n+1;
setsel(obj,"175,000","175000",n);n=n+1;
setsel(obj,"200,000","200000",n);n=n+1;
setsel(obj,"250,000","250000",n);n=n+1;
setsel(obj,"300,000","300000",n);n=n+1;
setsel(obj,"400,000","400000",n);n=n+1;
setsel(obj,"500,000","500000",n);n=n+1;
setsel(obj,"600,000","600000",n);n=n+1;
setsel(obj,"700,000","700000",n);n=n+1;
setsel(obj,"800,000","800000",n);n=n+1;
setsel(obj,"900,000","900000",n);n=n+1;
setsel(obj,"1,000,000","1000000",n);n=n+1;
setsel(obj,"1,250,000","1250000",n);n=n+1;
setsel(obj,"1,500,000","1500000",n);n=n+1;

}
else
{
setsel(obj,"select.....","","0");
setsel(obj,"400","400",n);n=n+1;
setsel(obj,"500","500",n);n=n+1;
setsel(obj,"600","600",n);n=n+1;
setsel(obj,"700","700",n);n=n+1;
setsel(obj,"800","800",n);n=n+1;
setsel(obj,"900","900",n);n=n+1;
setsel(obj,"1000","1000",n);n=n+1;
setsel(obj,"1250","1250",n);n=n+1;
setsel(obj,"1500","1500",n);n=n+1;
setsel(obj,"1750","1750",n);n=n+1;
setsel(obj,"2000","2000",n);n=n+1;
} 
}

function setsel(obj,val1,val2,n)
{
obj.price_low.options[n] = new Option(val1,val2);
obj.price_high.options[n] = new Option(val1,val2);
}