function check1()
{
a=document.form1.selcet_category.value;
if(a=="Ampb1")
{
window.location="#amplifiers_buffer";
}
else if(a=="AmpD2")
{
window.location="#ampd";
}
else if(a=="AmpLN3")
{
window.location="#ampln";
}
else if(a=="AmpP4")
{
window.location="#amppw";
}
else if(a=="Mixer5")
{
window.location="#mixers";
}
else if(a=="Multipliers")
{
window.location="#multipliers";
}
else if(a=="Oscillators")
{
window.location="#Oscillators";
}
else if(a=="Prescalers")
{
window.location="#Prescalers";
}
else if(a=="Receivers")
{
window.location="#Receivers";
}
else if(a=="Transmitters")
{
window.location="#Transmitters";
}
else if(a=="Broadband_InGaP")
{
window.location="#celeritek";
}
else if(a=="Broadband_InGaP2")
{
window.location="#Broadband_InGaP_8";
}
else if(a=="Broadband_InGaP1")
{
window.location="#Broadband_InGaP_Hbt";
}
else if(a=="MESFET_High")
{
window.location="#MESFET_High";
}
else if(a=="Internally_Matched")
{
window.location="#Internally_Matched";
}
else if(a=="Packaged_Low")
{
window.location="#Packaged_Low";
}else if(a=="Low_Noise")
{
window.location="#Low_Noice";
}
else if(a=="Medium_and_High")
{
window.location="#Medium_and_High";
}
else if(a=="High_Power")
{
window.location="#High_Power";
}
else if(a=="Medium_Power")
{
window.location="#Medium_Power";
}
else if(a=="2-12_GHz")
{
window.location="#2_12ghz";
}
else if(a=="MMIC_Amplifier")
{
window.location="#2_20_1";
}else if(a=="dc_to_32")
{
window.location="#dc_to_32";
}
else if(a=="2_20")
{
window.location="#2_20_1";
}
else if(a=="2_18_GHz")
{
window.location="#2_18_ghz";
}
else if(a=="ku_band")
{
window.location="#ku_band";
}
else if(a=="2_4_a")
{
window.location="#2_4_a";
}
else if(a=="2_4_a")
{
window.location="#2_4_a";
}
else if(a=="2_4_a")
{
window.location="#2_4_a";
}
}