// JavaScript Document
function price_range(){
	var qty=document.getElementById("prd_qty").value;
	var range = 0;
	if( qty<12)
	{
		alert("Quantity can not be less than 12");
		return false;
	}
	else 
	{
		if (qty >=12 && qty <=35)   range =1;
		else if (qty >=36 && qty <=71)  range =2;
		else if (qty >=72 && qty <=143)  range =3;
		else if (qty >=144 && qty <=287)  range =4;
		else if (qty >=288 && qty <=575)  range =5;
		else if (qty >=576 && qty <=1007)  range =6;
		else if (qty >=1008 && qty <=2015)  range =7;
		else if (qty >=2016 && qty <=7499)  range =8;
		else if (qty >=7500 && qty <=9999)  range =9;
		else  if (qty >=10000 )  range =10;
		else  range =11;		
		for(var i=1;i<=10;i++)
		{
		  if(i==range)
		  {
		     if(document.getElementById("bga_"+i)) document.getElementById("bga_"+i).style.backgroundColor = "#5A595A";
			 if(document.getElementById("bga_"+i)) document.getElementById("bga_"+i).className = "style100";
			 if(document.getElementById("bgb_"+i)) document.getElementById("bgb_"+i).style.backgroundColor = "#FFF752";
			 if(document.getElementById("bgc_"+i)) document.getElementById("bgc_"+i).style.backgroundColor = "#FFF752";
			 if(document.getElementById("bgd_"+i)) document.getElementById("bgd_"+i).style.backgroundColor = "#FFF752";
			 if(document.getElementById("bge_"+i)) document.getElementById("bge_"+i).style.backgroundColor = "#FFF752";
			 if(document.getElementById("bgf_"+i)) document.getElementById("bgf_"+i).style.backgroundColor = "#FFF752";
			 if(document.getElementById("bgg_"+i)) document.getElementById("bgg_"+i).style.backgroundColor = "#FFF752";
			 if(document.getElementById("bgh_"+i)) document.getElementById("bgh_"+i).style.backgroundColor = "#FFF752";
			 if(document.getElementById("bgi_"+i)) document.getElementById("bgi_"+i).style.backgroundColor = "#FFF752";
			 if(document.getElementById("bgj_"+i)) document.getElementById("bgj_"+i).style.backgroundColor = "#FFF752";
		  }
		  else
		  {
		     if(document.getElementById("bga_"+i)) document.getElementById("bga_"+i).style.backgroundColor = "#FFFFFF";
			 if(document.getElementById("bga_"+i)) document.getElementById("bga_"+i).className = "";
			 if(document.getElementById("bgb_"+i)) document.getElementById("bgb_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bgc_"+i)) document.getElementById("bgb_"+i).className = "";
			 if(document.getElementById("bgc_"+i)) document.getElementById("bgc_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bgc_"+i)) document.getElementById("bgc_"+i).className = "";
			 if(document.getElementById("bgd_"+i)) document.getElementById("bgd_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bgd_"+i)) document.getElementById("bgd_"+i).className = "";
			 if(document.getElementById("bge_"+i)) document.getElementById("bge_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bge_"+i)) document.getElementById("bge_"+i).className = "";
			 if(document.getElementById("bgf_"+i)) document.getElementById("bgf_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bgf_"+i)) document.getElementById("bgf_"+i).className = "";
			 if(document.getElementById("bgg_"+i)) document.getElementById("bgg_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bgg_"+i)) document.getElementById("bgg_"+i).className = "";
			 if(document.getElementById("bgh_"+i)) document.getElementById("bgh_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bgh_"+i)) document.getElementById("bgh_"+i).className = "";
			 if(document.getElementById("bgi_"+i)) document.getElementById("bgi_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bgi_"+i)) document.getElementById("bgi_"+i).className = "";
			 if(document.getElementById("bgj_"+i)) document.getElementById("bgj_"+i).style.backgroundColor = "#F0F0F0";
			 if(document.getElementById("bgj_"+i)) document.getElementById("bgj_"+i).className = "";
		  } 	 
		}  
    }		
}
function textNext(e)
{
    var key;
	if(window.event)
	    key= window.event.keyCode;
	else
	    key=e.which;
	if(key==13){
	  price_range();
	return false;
	}
}