function calDistance(){
//alert(frm1.mtr.value + "");
//frm1.mtr.value = isNaN(frm1.mtr.value)
//alert(isNaN(frm1.mtr.value) + "");
if (frm1.mtr.value != ""){
	if (isNaN(frm1.mtr.value) == false){ 
	
		frm1.mm.value = frm1.mtr.value * 1000
		frm1.cm.value = frm1.mtr.value * 100
		frm1.inch.value = frm1.mtr.value * 39.3701
		frm1.feet.value = frm1.mtr.value * 3.28084
		frm1.yards.value = frm1.mtr.value * 1.09361
		frm1.miles.value = frm1.mtr.value * 0.00062137
		frm1.nmiles.value = frm1.mtr.value * 0.000547
	}else{
		alert ("please enter numeric value")
		frm1.mtr.value = "";
	}
}
else if (frm1.mm.value != ""){
	if (isNaN(frm1.mm.value) == false){ 
		frm1.mtr.value = frm1.mm.value / 1000
	

		frm1.cm.value = frm1.mtr.value * 100
		frm1.inch.value = frm1.mtr.value * 39.3701
		frm1.feet.value = frm1.mtr.value * 3.28084
		frm1.yards.value = frm1.mtr.value * 1.09361
		frm1.miles.value = frm1.mtr.value * 0.00062137
		frm1.nmiles.value = frm1.mtr.value * 0.000547
	}else{
		alert ("please enter numeric value")
		frm1.mm.value = "";
	}
}
else if (frm1.cm.value != ""){
	if (isNaN(frm1.cm.value) == false){ 
		frm1.mtr.value = frm1.cm.value / 100
	

		frm1.mm.value = frm1.mtr.value * 1000
		frm1.inch.value = frm1.mtr.value * 39.3701
		frm1.feet.value = frm1.mtr.value * 3.28084
		frm1.yards.value = frm1.mtr.value * 1.09361
		frm1.miles.value = frm1.mtr.value * 0.00062137
		frm1.nmiles.value = frm1.mtr.value * 0.000547
	}else{
		alert ("please enter numeric value")
		frm1.cm.value = "";
	}
}
else if (frm1.inch.value != ""){
	if (isNaN(frm1.inch.value) == false){ 
		frm1.mtr.value = frm1.inch.value / 39.3701
		
		frm1.mm.value = frm1.mtr.value * 1000
		frm1.cm.value = frm1.mtr.value * 100
		frm1.feet.value = frm1.mtr.value * 3.28084
		frm1.yards.value = frm1.mtr.value * 1.09361
		frm1.miles.value = frm1.mtr.value * 0.00062137
		frm1.nmiles.value = frm1.mtr.value * 0.000547
	}else{
		alert ("please enter numeric value")
		frm1.inch.value = "";
	}
}
else if (frm1.feet.value != ""){
	if (isNaN(frm1.feet.value) == false){ 
		frm1.mtr.value = frm1.feet.value / 3.28084
		
		frm1.mm.value = frm1.mtr.value * 1000
		frm1.cm.value = frm1.mtr.value * 100
		frm1.inch.value = frm1.mtr.value * 39.3701
		frm1.yards.value = frm1.mtr.value * 1.09361
		frm1.miles.value = frm1.mtr.value * 0.00062137
		frm1.nmiles.value = frm1.mtr.value * 0.000547
	}else{
		alert ("please enter numeric value")
		frm1.feet.value = "";
	}
}
else if (frm1.yards.value != ""){
	if (isNaN(frm1.yards.value) == false){ 
		frm1.mtr.value = frm1.yards.value / 1.09361
		
		frm1.mm.value = frm1.mtr.value * 1000
		frm1.cm.value = frm1.mtr.value * 100
		frm1.inch.value = frm1.mtr.value * 39.3701
		frm1.feet.value = frm1.mtr.value * 3.28084 
		frm1.miles.value = frm1.mtr.value * 0.00062137
		frm1.nmiles.value = frm1.mtr.value * 0.000547
	}else{
		alert ("please enter numeric value")
		frm1.yards.value = "";
	}
}
else if (frm1.miles.value != ""){
	if (isNaN(frm1.miles.value) == false){ 
		frm1.mtr.value = frm1.miles.value / 0.00062137
		
		frm1.mm.value = frm1.mtr.value * 1000
		frm1.cm.value = frm1.mtr.value * 100
		frm1.inch.value = frm1.mtr.value * 39.3701
		frm1.feet.value = frm1.mtr.value * 3.28084 
		frm1.yards.value = frm1.mtr.value * 1.09361 
		frm1.nmiles.value = frm1.mtr.value * 0.000547
	}else{
		alert ("please enter numeric value")
		frm1.miles.value = "";
	}
}
else if (frm1.nmiles.value != ""){
	if (isNaN(frm1.nmiles.value) == false){ 
		frm1.mtr.value = frm1.nmiles.value / 0.000547
		
		frm1.mm.value = frm1.mtr.value * 1000
		frm1.cm.value = frm1.mtr.value * 100
		frm1.inch.value = frm1.mtr.value * 39.3701
		frm1.feet.value = frm1.mtr.value * 3.28084 
		frm1.yards.value = frm1.mtr.value * 1.09361 
		frm1.miles.value = frm1.mtr.value * 0.00062137 
	}else{
		alert ("please enter numeric value")
		frm1.nmiles.value = "";
	}
}
}

function calWeight(){
if (frm2.kg.value != ""){
	if (isNaN(frm2.kg.value) == false){ 
		frm2.grms.value = frm2.kg.value * 1000
		frm2.ounce.value = frm2.kg.value * 35.274
		frm2.pounds.value = frm2.kg.value * 2.2046
		/*frm2.tpounds.value = frm2.kg.value * 2.6793
		frm2.stones.value = frm2.kg.value * 0.1378
		frm2.stons.value = frm2.kg.value * 0.0011*/
		frm2.ltons.value = frm2.kg.value * 0.001
	}else{
		alert ("please enter numeric value")
		frm2.kg.value = "";
	}
}
else if (frm2.grms.value != ""){
	if (isNaN(frm2.grms.value) == false){ 
	
		frm2.kg.value = frm2.grms.value / 1000
		
		
		frm2.pounds.value = frm2.kg.value * 2.2046
		frm2.ounce.value = frm2.kg.value * 35.274
		/*frm2.tpounds.value = frm2.kg.value * 2.6793
		frm2.stones.value = frm2.kg.value * 0.1378
		frm2.stons.value = frm2.kg.value * 0.0011*/
		frm2.ltons.value = frm2.kg.value * 0.001
	}else{
		alert ("please enter numeric value")
		frm2.grms.value = "";
	}
}

else if (frm2.ounce.value != ""){
	if (isNaN(frm2.ounce.value) == false){ 
		frm2.kg.value = frm2.ounce.value / 35.274
		
		frm2.grms.value = frm2.kg.value * 1000
		frm2.pounds.value = frm2.kg.value * 2.2046
		/*frm2.tpounds.value = frm2.kg.value * 2.6793
		frm2.stones.value = frm2.kg.value * 0.1378
		frm2.stons.value = frm2.kg.value * 0.0011*/
		frm2.ltons.value = frm2.kg.value * 0.001
	}else{
		alert ("please enter numeric value")
		frm2.ounce.value = "";
	}
}

else if (frm2.pounds.value != ""){
	if (isNaN(frm2.pounds .value) == false){ 
		frm2.kg.value = frm2.pounds.value / 2.2046
		
		frm2.grms.value = frm2.kg.value * 1000
		frm2.ounce.value = frm2.kg.value * 35.274
		/*frm2.tpounds.value = frm2.kg.value * 2.6793
		frm2.stones.value = frm2.kg.value * 0.1378
		frm2.stons.value = frm2.kg.value * 0.0011*/
		frm2.ltons.value = frm2.kg.value * 0.001
	}else{
		alert ("please enter numeric value")
		frm2.pounds.value = "";
	}
}

/*else if (frm2.tpounds.value != ""){
	if (isNaN(frm2.tpounds .value) == false){ 
		frm2.kg.value = frm2.tpounds.value / 2.6793
		
		
		frm2.ounce.value = frm2.kg.value * 35.274
		frm2.pounds.value = frm2.kg.value * 2.2046 

		frm2.stones.value = frm2.kg.value * 0.1378
		frm2.stons.value = frm2.kg.value * 0.0011
		frm2.ltons.value = frm2.kg.value * 0.001
	}else{
		alert ("please enter numeric value")
		frm2.tpounds.value = "";
	}
}

else if (frm2.stones.value != ""){
	if (isNaN(frm2.stones .value) == false){ 
		frm2.kg.value = frm2.stones.value / 0.1378
		
		
		frm2.ounce.value = frm2.kg.value * 35.274
		frm2.pounds.value = frm2.kg.value * 2.2046 
		frm2.tpounds.value = frm2.kg.value * 2.6793
		frm2.stons.value = frm2.kg.value * 0.0011
		frm2.ltons.value = frm2.kg.value * 0.001
	}else{
		alert ("please enter numeric value")
		frm2.stones.value = "";
	}
}

else if (frm2.stons.value != ""){
	if (isNaN(frm2.stons .value) == false){ 
		frm2.kg.value = frm2.stons.value / 0.0011
		
		
		frm2.ounce.value = frm2.kg.value * 35.274
		frm2.pounds.value = frm2.kg.value * 2.2046 
		frm2.tpounds.value = frm2.kg.value * 2.6793
		frm2.stones.value = frm2.kg.value * 0.1378 
		frm2.ltons.value = frm2.kg.value * 0.001
	}else{
		alert ("please enter numeric value")
		frm2.stons.value = "";
	}
}
*/
else if (frm2.ltons.value != ""){
	if (isNaN(frm2.ltons .value) == false){ 
		frm2.kg.value = frm2.ltons.value / 0.001
		
		frm2.grms.value = frm2.kg.value * 1000
		frm2.ounce.value = frm2.kg.value * 35.274
		frm2.pounds.value = frm2.kg.value * 2.2046 
		/*frm2.tpounds.value = frm2.kg.value * 2.6793
		frm2.stones.value = frm2.kg.value * 0.1378 
		frm2.stons.value = frm2.kg.value * 0.0011 */
	}else{
		alert ("please enter numeric value")
		frm2.ltons.value = "";
	}
}

}


function calLiquid(){
if (frm3.ltr.value != ""){
	if (isNaN(frm3.ltr.value) == false){ 
		frm3.founce.value = frm3.ltr.value * 33.824
		frm3.quarts.value = frm3.ltr.value * 1.057
		frm3.gallons.value = frm3.ltr.value * 0.2642
		frm3.impgallons.value = frm3.ltr.value * 0.22
	}else{
		alert ("please enter numeric value")
		frm3.ltr.value = "";
	}
}
else if (frm3.founce.value != ""){
	if (isNaN(frm3.founce.value) == false){ 
		frm3.ltr.value = frm3.founce.value / 33.824
		
		
		frm3.quarts.value = frm3.ltr.value * 1.057
		frm3.gallons.value = frm3.ltr.value * 0.2642
		frm3.impgallons.value = frm3.ltr.value * 0.22
	}else{
		alert ("please enter numeric value")
		frm3.founce.value = "";
	}
}

else if (frm3.quarts.value != ""){
	if (isNaN(frm3.quarts.value) == false){ 
		frm3.ltr.value = frm3.quarts.value / 1.057
		
		frm3.founce.value = frm3.ltr.value * 33.824 
		frm3.gallons.value = frm3.ltr.value * 0.2642
		frm3.impgallons.value = frm3.ltr.value * 0.22
	}else{
		alert ("please enter numeric value")
		frm3.quarts.value = "";
	}
}

else if (frm3.gallons.value != ""){
	if (isNaN(frm3.gallons.value) == false){ 
		frm3.ltr.value = frm3.gallons.value / 0.2642
		
		frm3.founce.value = frm3.ltr.value * 33.824 
		frm3.quarts.value = frm3.ltr.value * 1.057
		frm3.impgallons.value = frm3.ltr.value * 0.22
	}else{
		alert ("please enter numeric value")
		frm3.gallons.value = "";
	}
}

else if (frm3.impgallons.value != ""){
	if (isNaN(frm3.impgallons.value) == false){ 
		frm3.ltr.value = frm3.impgallons.value / 0.22
		
		frm3.founce.value = frm3.ltr.value * 33.824 
		frm3.quarts.value = frm3.ltr.value * 1.057
		frm3.gallons.value = frm3.ltr.value * 0.2642 
	}else{
		alert ("please enter numeric value")
		frm3.impgallons.value = "";
	}
}

}

function calCMeter(){
//alert(frm4.unit.value);
if (frm4.h.value != "" && frm4.w.value != "" && frm4.l.value != "" && frm4.q.value != ""){
	if (isNaN(frm4.h.value) == false && isNaN(frm4.w.value) == false && isNaN(frm4.l.value) == false && isNaN(frm4.q.value) == false){ 
	q = frm4.q.value
		if (frm4.unit.value == "I"){
			mh = frm4.h.value * 0.0254
			mw = frm4.w.value * 0.0254
			ml = frm4.l.value * 0.0254
			
		}
		if (frm4.unit.value == "F") {
			mh = ((frm4.h.value) * 12 * 0.0254)
			mw = ((frm4.w.value) * 12 * 0.0254)
			ml = ((frm4.l.value) * 12 * 0.0254)

		}
		if (frm4.unit.value == "C"){
			mh = frm4.h.value / 100
			mw = frm4.w.value / 100
			ml = frm4.l.value / 100
		}
		if (frm4.unit.value == "MM"){
			mh = frm4.h.value / 1000
			mw = frm4.w.value / 1000
			ml = frm4.l.value / 1000
		}
		if (frm4.unit.value == "M"){
			mh = frm4.h.value
			mw = frm4.w.value
			ml = frm4.l.value
		}
		//alert(mh + "," + mw + "," + ml);
		frm4.cumtr.value = (mh * mw * ml * q)
		
	}
	else
	{
		alert ("please enter numeric value")

	}
}

}